Wolowitz has a meeting with Colonel Williams, a representative from the Air Force Department of Material Command.

The Trailer Park Boys are finally ready to harvest and sell their dope; Barb proposes to Ricky.

The Trailer Park Boys race against the clock to harvest their dope field; Mr. Lahey continues his descent into madness.

Sheldon and Dr. Linkletter struggle to solve an equation; Georgie has a solution for Meemaw's business woes; George Sr. gives advice on Missy's love life.

Missy asks some uncomfortable questions at church; Meemaw and Georgie go into business together.

The group struggles through an awkward morning after Sheldon's mother and Leonard's father spend an evening together; Penny's family arrives.

Wolowitz has a meeting with Colonel Williams, a representative from the Air Force Department of Material Command.

Dan is disappointed when everyone but Becky forgets about his birthday; Darlene faces another issue; Dan excludes Jackie from the family Christmas Santa photo for mistreating Louise.

The Conners struggle to accept Becky's new boyfriend, a Green Bay Packers fan; Dan tries to impress upon Mark the importance of the family's die-hard loyalty to the Bears; Ben and Darlene try to get a loan for their new magazine.

Oscar and Emma discover an easy way to make some fast money; Davis decides to take off with Brent's car.

Lacey gets invited to join the Dog River Women's Club, but soon realises that it isn't right for her.

It's the eve of Brent's 40th birthday; to celebrate, the town has planned a midnight party complete with fireworks and a parade.

Lacey is the unlikely champion of an eating contest; Emma enjoys the pleasures of an MP3 player.

Brent and Lacey sponsor Davis' football team; Karen's reckless driving puts Hank in the driver's seat.

Brent offers self-serve; Lacey goes buffet style at the Ruby.

Sheldon tries to stay awake with an energy drink as the gang races to finish its government project on time; Penny and Amy attend a gathering at Bert the Geologist's house; Koothrappali learns Bernadette's true feeling about her pregnancy.

After her apartment floods, Amy suggests that she and Sheldon move in together; Koothrappali finds out the gender of Howard and Bernadette's baby before they do.

Things do not run smoothly when Amy moves in with Sheldon, and Leonard and Penny have to intervene; Howard and Bernadette find unexpected guests at their house when they decide to cancel their vacation plans.

Penny learns there are fans of her performance in "Serial Ape-ist" when she and Leonard attend a Comic Con event; Amy hosts a brunch at Penny's apartment; Wolowitz makes an impulsive purchase.

Amy lies about repairs being made to her apartment so she can continue living with Sheldon; Leonard lets Penny decorate Sheldon's old room.

Sheldon is determined to convince Amy they should procreate; Koothrappali is reluctant to tell the gang what the new woman he's dating does for a living.

Penny thinks Leonard is taking her for granted and decides to go on a spa weekend with Amy; Wolowitz and Koothrappali try to fix a squeaky floorboard in the baby's room.

Sheldon tests an MIT invention after hearing it can help him read people's emotions; Leonard finds out Penny's brother is coming to town; Raj asks his ex-girlfriends to give him dating advice.

Wolowitz and Sheldon bond over having disappointing fathers; Leonard is disturbed when his mother finds a new best friend in Penny.

Life gets complicated when Stuart starts bringing his new girlfriend home; Penny and Leonard talk about starting a family; Koothrappali explores an arranged marriage.

When Sheldon won't tell anyone why he's never mentioned Tam, his childhood best friend, Leonard takes matters into his own hands; Bernadette and Penny take Raj's fiancee out to dinner to get to know her.

When Amy doesn't have time to work on super-asymmetry, Sheldon goes to great lengths to ensure she's available; Koothrappali doesn't want Wolowitz to join him in hosting a show at the planetarium.

Leonard is caught between a rock and a hard place when he becomes responsible for distributing extra grant money; Bernadette turns the backyard playhouse into a hideaway to get away from her husband and kids.

Sheldon tries to bond with Amy's father, but when Wolowitz lures Mr. Fowler away with magic tricks, Sheldon has no choice but to bond with Mrs. Fowler; Koothrappali and Anu try to get physical for the first time.

Sheldon tries to stay awake with an energy drink as the gang races to finish its government project on time; Penny and Amy attend a gathering at Bert the Geologist's house; Koothrappali learns Bernadette's true feeling about her pregnancy.

After her apartment floods, Amy suggests that she and Sheldon move in together; Koothrappali finds out the gender of Howard and Bernadette's baby before they do.

Things do not run smoothly when Amy moves in with Sheldon, and Leonard and Penny have to intervene; Howard and Bernadette find unexpected guests at their house when they decide to cancel their vacation plans.

Penny learns there are fans of her performance in "Serial Ape-ist" when she and Leonard attend a Comic Con event; Amy hosts a brunch at Penny's apartment; Wolowitz makes an impulsive purchase.

Amy lies about repairs being made to her apartment so she can continue living with Sheldon; Leonard lets Penny decorate Sheldon's old room.

Sheldon is determined to convince Amy they should procreate; Koothrappali is reluctant to tell the gang what the new woman he's dating does for a living.

Penny thinks Leonard is taking her for granted and decides to go on a spa weekend with Amy; Wolowitz and Koothrappali try to fix a squeaky floorboard in the baby's room.

Sheldon tests an MIT invention after hearing it can help him read people's emotions; Leonard finds out Penny's brother is coming to town; Raj asks his ex-girlfriends to give him dating advice.

Wolowitz and Sheldon bond over having disappointing fathers; Leonard is disturbed when his mother finds a new best friend in Penny.

Life gets complicated when Stuart starts bringing his new girlfriend home; Penny and Leonard talk about starting a family; Koothrappali explores an arranged marriage.

When Sheldon won't tell anyone why he's never mentioned Tam, his childhood best friend, Leonard takes matters into his own hands; Bernadette and Penny take Raj's fiancee out to dinner to get to know her.

When Amy doesn't have time to work on super-asymmetry, Sheldon goes to great lengths to ensure she's available; Koothrappali doesn't want Wolowitz to join him in hosting a show at the planetarium.

Leonard is caught between a rock and a hard place when he becomes responsible for distributing extra grant money; Bernadette turns the backyard playhouse into a hideaway to get away from her husband and kids.

Sheldon tries to bond with Amy's father, but when Wolowitz lures Mr. Fowler away with magic tricks, Sheldon has no choice but to bond with Mrs. Fowler; Koothrappali and Anu try to get physical for the first time.

Sheldon tries to stay awake with an energy drink as the gang races to finish its government project on time; Penny and Amy attend a gathering at Bert the Geologist's house; Koothrappali learns Bernadette's true feeling about her pregnancy.

After her apartment floods, Amy suggests that she and Sheldon move in together; Koothrappali finds out the gender of Howard and Bernadette's baby before they do.

Things do not run smoothly when Amy moves in with Sheldon, and Leonard and Penny have to intervene; Howard and Bernadette find unexpected guests at their house when they decide to cancel their vacation plans.

Penny learns there are fans of her performance in "Serial Ape-ist" when she and Leonard attend a Comic Con event; Amy hosts a brunch at Penny's apartment; Wolowitz makes an impulsive purchase.

Amy lies about repairs being made to her apartment so she can continue living with Sheldon; Leonard lets Penny decorate Sheldon's old room.

Sheldon is determined to convince Amy they should procreate; Koothrappali is reluctant to tell the gang what the new woman he's dating does for a living.

Penny thinks Leonard is taking her for granted and decides to go on a spa weekend with Amy; Wolowitz and Koothrappali try to fix a squeaky floorboard in the baby's room.

Sheldon tests an MIT invention after hearing it can help him read people's emotions; Leonard finds out Penny's brother is coming to town; Raj asks his ex-girlfriends to give him dating advice.

Wolowitz and Sheldon bond over having disappointing fathers; Leonard is disturbed when his mother finds a new best friend in Penny.

Life gets complicated when Stuart starts bringing his new girlfriend home; Penny and Leonard talk about starting a family; Koothrappali explores an arranged marriage.

When Sheldon won't tell anyone why he's never mentioned Tam, his childhood best friend, Leonard takes matters into his own hands; Bernadette and Penny take Raj's fiancee out to dinner to get to know her.

When Amy doesn't have time to work on super-asymmetry, Sheldon goes to great lengths to ensure she's available; Koothrappali doesn't want Wolowitz to join him in hosting a show at the planetarium.

Leonard is caught between a rock and a hard place when he becomes responsible for distributing extra grant money; Bernadette turns the backyard playhouse into a hideaway to get away from her husband and kids.

Sheldon tries to bond with Amy's father, but when Wolowitz lures Mr. Fowler away with magic tricks, Sheldon has no choice but to bond with Mrs. Fowler; Koothrappali and Anu try to get physical for the first time.

The air conditioner breaks at Corner Gas; Karen and Davis win the meat lottery.

Karen's reputation as a woman of the law is marred when an accidental muffin incident causes chaos for the team.

Oscar and Emma enjoy Lacey's company in their new hot tub a lot more than Lacey enjoys theirs; the police department introduces Safety Pete.

Wanda becomes a reporter for the Howler; Brent takes guitar lessons.

Brent tries to prove he is the biggest Saskatchewan Roughriders fan.

Oscar kicks off the New Year with startling news about his national identity; the gang gets involved in a resolution contest.

Chandler finds himself trapped in an ATM vestibule with model Jill Goodacre during a city-wide power failure.

Monica and Ross share their feelings about death and their grandmother.

Monica and Ross cook Thanksgiving dinner for themselves, but everyone else shows up.

The friends renege on a promise not to bring dates to their New Year's Eve party.

Chandler learns details about his mother's (Morgan Fairchild) life when she appears on national television.

Rachel's Italian boyfriend tries to seduce Phoebe; Rachel accidentally reveals a secret to Ross; Monica's aunt refuses to take the lasagnas she ordered.

Phoebe's psychiatrist boyfriend (Fisher Stevens) annoys her friends with his analyses of their lives.

It's Valentine's Day and, out on his first date in nine years, Ross meets up with his ex-wife; Monica, Phoebe and Rachel rebel against the spirit of the day by burning mementos of past relationships.

A "high-spirited" restaurant owner wolfs down the gourmet meal Monica created as part of a job interview.

Joey asks Phoebe's sister (Lisa Kudrow in a dual role) on a date; Ross takes Lamaze classes with Carol (Jane Sibbett) and Susan (Jessica Hecht).

Monica takes Rachel to the hospital; Ross asks his dad (Elliott Gould) for advice on becoming a father.

When the girls lose money to the guys in a poker match they seek out Monica's Aunt Iris, a famous card player, for lessons and then demand a rematch.

Rachel accidentally lets Ross' pet monkey escape, and the friends form a search party; she is then horrified to learn that her former best friend is engaged to her ex-fiance.

Rachel is asked to be the maid of honor in her ex-fiance's (Mitchell Whitfield) wedding.

Chandler finds himself trapped in an ATM vestibule with model Jill Goodacre during a city-wide power failure.

Monica and Ross share their feelings about death and their grandmother.

Monica and Ross cook Thanksgiving dinner for themselves, but everyone else shows up.

The friends renege on a promise not to bring dates to their New Year's Eve party.

Chandler learns details about his mother's (Morgan Fairchild) life when she appears on national television.

Rachel's Italian boyfriend tries to seduce Phoebe; Rachel accidentally reveals a secret to Ross; Monica's aunt refuses to take the lasagnas she ordered.

Phoebe's psychiatrist boyfriend (Fisher Stevens) annoys her friends with his analyses of their lives.

It's Valentine's Day and, out on his first date in nine years, Ross meets up with his ex-wife; Monica, Phoebe and Rachel rebel against the spirit of the day by burning mementos of past relationships.

A "high-spirited" restaurant owner wolfs down the gourmet meal Monica created as part of a job interview.

Joey asks Phoebe's sister (Lisa Kudrow in a dual role) on a date; Ross takes Lamaze classes with Carol (Jane Sibbett) and Susan (Jessica Hecht).

Monica takes Rachel to the hospital; Ross asks his dad (Elliott Gould) for advice on becoming a father.

When the girls lose money to the guys in a poker match they seek out Monica's Aunt Iris, a famous card player, for lessons and then demand a rematch.

Rachel accidentally lets Ross' pet monkey escape, and the friends form a search party; she is then horrified to learn that her former best friend is engaged to her ex-fiance.

Rachel is asked to be the maid of honor in her ex-fiance's (Mitchell Whitfield) wedding.

Chandler finds himself trapped in an ATM vestibule with model Jill Goodacre during a city-wide power failure.

Monica and Ross share their feelings about death and their grandmother.

Monica and Ross cook Thanksgiving dinner for themselves, but everyone else shows up.

The friends renege on a promise not to bring dates to their New Year's Eve party.

Chandler learns details about his mother's (Morgan Fairchild) life when she appears on national television.

Rachel's Italian boyfriend tries to seduce Phoebe; Rachel accidentally reveals a secret to Ross; Monica's aunt refuses to take the lasagnas she ordered.

Phoebe's psychiatrist boyfriend (Fisher Stevens) annoys her friends with his analyses of their lives.

It's Valentine's Day and, out on his first date in nine years, Ross meets up with his ex-wife; Monica, Phoebe and Rachel rebel against the spirit of the day by burning mementos of past relationships.

A "high-spirited" restaurant owner wolfs down the gourmet meal Monica created as part of a job interview.

Joey asks Phoebe's sister (Lisa Kudrow in a dual role) on a date; Ross takes Lamaze classes with Carol (Jane Sibbett) and Susan (Jessica Hecht).

Monica takes Rachel to the hospital; Ross asks his dad (Elliott Gould) for advice on becoming a father.

When the girls lose money to the guys in a poker match they seek out Monica's Aunt Iris, a famous card player, for lessons and then demand a rematch.

Rachel accidentally lets Ross' pet monkey escape, and the friends form a search party; she is then horrified to learn that her former best friend is engaged to her ex-fiance.

Rachel is asked to be the maid of honor in her ex-fiance's (Mitchell Whitfield) wedding.

Brent pleads with Hank not to embarrass him when they go to see Brent's favorite comic book writer.

After an incident leaves the townsfolk puzzled, Karen tries to convince the entire town that she is not actually a crazy cat lady.

When Wullerton's weekly paper goes under, the gang worries the Dog River Howler will too; Wanda and Emma set out to recruit new advertisers, while Brent helps Oscar start an online version that raises eyebrows; Karen befriends a crow.

Ike's barn burns down and Lacey wants to help; Lacey organizes a bachelor auction to raise money, attracting a mystery woman who bids high for Brent; the more time the two spend together, the more curious the town gets about the woman's identity.

Benson, Michael, Carlo and Erikson are so excited to be in the Cash Cab they make up a special chant.

George and Isaac manage to make it to their destination.

Brent pleads with Hank not to embarrass him when they go to see Brent's favorite comic book writer.

After an incident leaves the townsfolk puzzled, Karen tries to convince the entire town that she is not actually a crazy cat lady.

When Wullerton's weekly paper goes under, the gang worries the Dog River Howler will too; Wanda and Emma set out to recruit new advertisers, while Brent helps Oscar start an online version that raises eyebrows; Karen befriends a crow.

Ike's barn burns down and Lacey wants to help; Lacey organizes a bachelor auction to raise money, attracting a mystery woman who bids high for Brent; the more time the two spend together, the more curious the town gets about the woman's identity.

Benson, Michael, Carlo and Erikson are so excited to be in the Cash Cab they make up a special chant.

George and Isaac manage to make it to their destination.

Brent pleads with Hank not to embarrass him when they go to see Brent's favorite comic book writer.

After an incident leaves the townsfolk puzzled, Karen tries to convince the entire town that she is not actually a crazy cat lady.

When Wullerton's weekly paper goes under, the gang worries the Dog River Howler will too; Wanda and Emma set out to recruit new advertisers, while Brent helps Oscar start an online version that raises eyebrows; Karen befriends a crow.

Ike's barn burns down and Lacey wants to help; Lacey organizes a bachelor auction to raise money, attracting a mystery woman who bids high for Brent; the more time the two spend together, the more curious the town gets about the woman's identity.

Becky thinks that Jackie's new friend, a restaurant supplier, is taking advantage of them; Darlene is thrilled when Harris gets into Central Illinois State, but Harris might have found a better offer; Dan finds himself in an embarrassing situation.

There's no sound, but there sure are plenty of laughs; this crazy Quebec-based troupe uses the city as its stage, and its inhabitants, or victims, as characters.

There's no sound, but there sure are plenty of laughs; this crazy Quebec-based troupe uses the city as its stage, and its inhabitants, or victims, as characters.

There's no sound, but there sure are plenty of laughs; this crazy Quebec-based troupe uses the city as its stage, and its inhabitants, or victims, as characters.

The Just for Laughs Festival has been a staple of the Canadian comedy scene for more than 30 years. Now, the festival lends its famous name to this hidden-camera prank show starring a Quebec-based troupe. Canada is the stage and its inhabitants are the characters - some might say victims - for the "Candid Camera"-style pranks featured on the half-hour series. Although the pranks last just a few minutes each, that's just long enough to inflict embarrassment on the subjects of the pranks.

Sheldon and Amy are devastated after learning from a Russian paper that Super Asymmetry has already been discovered and disproved; Bernadette wants to beat Howard in a popular video game.

A VHS tape from Sheldon's past inspires him not to give up; Bernadette turns into a pageant mom when she tries to help Wolowitz with his Magic Castle audition.

Penny and Leonard organize a paintball game, which results in mayhem when Sheldon becomes jealous of Amy; Koothrappali catches Anu with her ex-boyfriend; Stuart doesn't want to move in with Denise.

Becky thinks that Jackie's new friend, a restaurant supplier, is taking advantage of them; Darlene is thrilled when Harris gets into Central Illinois State, but Harris might have found a better offer; Dan finds himself in an embarrassing situation.

Dan avoids coping with a death in the family, only to be confronted by it head-on; Ben and Darlene address Ben's baby fever; Dwight gets the jitters when he has to fill in for the chef who suffers an accident.

Jess baby-sits Russell's daughter and meets his ex-wife (Jeanne Tripplehorn); Schmidt and CeCe have a pregnancy scare; Nick's girlfriend might be too young for him.

Jess worries that she and Russell don't share the same passion as he did with his ex-wife; Cece, unwilling to admit her feelings, encourages Schmidt to go out with her roommate; Nick works on a vegetable garden.

The gang worries that Jess and Nick may take a step backward when they run into their exes, Paul (Justin Long) and Caroline (Mary Elizabeth Ellis); Schmidt faces a delicate medical issue.

One of the roommates decides to move out; Winston faces his fear of the dark; Cece and Schmidt's relationship reaches a crossroads; Jess and Nick face off with a coyote.

Sheldon and Amy are devastated after learning from a Russian paper that Super Asymmetry has already been discovered and disproved; Bernadette wants to beat Howard in a popular video game.

A VHS tape from Sheldon's past inspires him not to give up; Bernadette turns into a pageant mom when she tries to help Wolowitz with his Magic Castle audition.

Penny's ex-boyfriend Zack learns that he is infertile, so he asks Leonard for help; Koothrappali attempts to mend things with his ex-fiancee Anu.

Paul tries to slip back into his community unnoticed after falling flat on his face in the big city of Winnipeg.

Penny and Leonard organize a paintball game, which results in mayhem when Sheldon becomes jealous of Amy; Koothrappali catches Anu with her ex-boyfriend; Stuart doesn't want to move in with Denise.

Dan avoids coping with a death in the family, only to be confronted by it head-on; Ben and Darlene address Ben's baby fever; Dwight gets the jitters when he has to fill in for the chef who suffers an accident.

Sheldon and Amy are devastated after learning from a Russian paper that Super Asymmetry has already been discovered and disproved; Bernadette wants to beat Howard in a popular video game.

A VHS tape from Sheldon's past inspires him not to give up; Bernadette turns into a pageant mom when she tries to help Wolowitz with his Magic Castle audition.

Penny's ex-boyfriend Zack learns that he is infertile, so he asks Leonard for help; Koothrappali attempts to mend things with his ex-fiancee Anu.

Paul tries to slip back into his community unnoticed after falling flat on his face in the big city of Winnipeg.

Jess baby-sits Russell's daughter and meets his ex-wife (Jeanne Tripplehorn); Schmidt and CeCe have a pregnancy scare; Nick's girlfriend might be too young for him.

Jess worries that she and Russell don't share the same passion as he did with his ex-wife; Cece, unwilling to admit her feelings, encourages Schmidt to go out with her roommate; Nick works on a vegetable garden.

The gang worries that Jess and Nick may take a step backward when they run into their exes, Paul (Justin Long) and Caroline (Mary Elizabeth Ellis); Schmidt faces a delicate medical issue.

One of the roommates decides to move out; Winston faces his fear of the dark; Cece and Schmidt's relationship reaches a crossroads; Jess and Nick face off with a coyote.

Penny's ex-boyfriend Zack learns that he is infertile, so he asks Leonard for help; Koothrappali attempts to mend things with his ex-fiancee Anu.

Paul tries to slip back into his community unnoticed after falling flat on his face in the big city of Winnipeg.

Becky thinks that Jackie's new friend, a restaurant supplier, is taking advantage of them; Darlene is thrilled when Harris gets into Central Illinois State, but Harris might have found a better offer; Dan finds himself in an embarrassing situation.

Dan avoids coping with a death in the family, only to be confronted by it head-on; Ben and Darlene address Ben's baby fever; Dwight gets the jitters when he has to fill in for the chef who suffers an accident.

Davis is sent to a sensitivity course after making too many blonde jokes.

Brent finds a creative way to get through a week of no TV with the help of Hank and Wanda.

Hank wants to change methods; Wanda uncovers a shocking truth about founding pioneer woman Jane T. Wright; Oscar tries to sneak into the fair despite being banned.

Brent, Hank and Emma have a viral video contest; Karen and Davis try to GPStag the locals; Lacey asks Wanda to secure her WiFi.

Neeta, Ash and Ballu are a bit bewildered by the Cash Cab, but once the game gets going, they are the ones bewildering Adam with their smarts.

Davey, Penny and Alfa giggle their way through most of the game, and make it to their destination.

Davis is sent to a sensitivity course after making too many blonde jokes.

Brent finds a creative way to get through a week of no TV with the help of Hank and Wanda.

Hank wants to change methods; Wanda uncovers a shocking truth about founding pioneer woman Jane T. Wright; Oscar tries to sneak into the fair despite being banned.

Brent, Hank and Emma have a viral video contest; Karen and Davis try to GPStag the locals; Lacey asks Wanda to secure her WiFi.

Neeta, Ash and Ballu are a bit bewildered by the Cash Cab, but once the game gets going, they are the ones bewildering Adam with their smarts.

Davey, Penny and Alfa giggle their way through most of the game, and make it to their destination.

Davis is sent to a sensitivity course after making too many blonde jokes.

Brent finds a creative way to get through a week of no TV with the help of Hank and Wanda.

Hank wants to change methods; Wanda uncovers a shocking truth about founding pioneer woman Jane T. Wright; Oscar tries to sneak into the fair despite being banned.

Brent, Hank and Emma have a viral video contest; Karen and Davis try to GPStag the locals; Lacey asks Wanda to secure her WiFi.

Dan starts to bond with his younger half brother, but he can't get over the fact that their father paid for Ed Jr.'s college education, something he refused to do for Dan; Jackie hits it off with a fun married couple.

Jess baby-sits Russell's daughter and meets his ex-wife (Jeanne Tripplehorn); Schmidt and CeCe have a pregnancy scare; Nick's girlfriend might be too young for him.

Jess worries that she and Russell don't share the same passion as he did with his ex-wife; Cece, unwilling to admit her feelings, encourages Schmidt to go out with her roommate; Nick works on a vegetable garden.

The gang worries that Jess and Nick may take a step backward when they run into their exes, Paul (Justin Long) and Caroline (Mary Elizabeth Ellis); Schmidt faces a delicate medical issue.

One of the roommates decides to move out; Winston faces his fear of the dark; Cece and Schmidt's relationship reaches a crossroads; Jess and Nick face off with a coyote.

Sheldon and Amy are thrilled when their super asymmetry theory is proven by two physicists, until they try to kick Amy off the Nobel nomination; Bernadette has a big success at work.

Sheldon is thrilled to help Bernadette and Wolowitz navigate bureaucratic paperwork, until he discovers they are breaking the law; Leonard is disappointed when his friends exclude him from a scientific project.

Penny tries to throw a wrench into Leonard's plan to be a sperm donor for her ex-boyfriend; Wolowitz, Bernadette, Anu and Koothrappali turn Koothrappali's canceled bachelor party into a couple's trip aboard the "vomit comet.".

Dan starts to bond with his younger half brother, but he can't get over the fact that their father paid for Ed Jr.'s college education, something he refused to do for Dan; Jackie hits it off with a fun married couple.

Darlene, desperate for money, gets a job at Price Warehouse; Jackie decides to take her "thrupple" relationship with Ron and Janelle to the next level; Ben shaves his beard in an attempt to appear more clean-cut to potential advertisers.

Monica, Rachel and Phoebe go on a covert operation to track down the woman who stole Monica's credit card.

Monica's new boyfriend (Stan Kirsch) exposes his own secret after she admits her true age.

When Carol gives birth, Ross and Susan almost miss the event; Joey befriends an unmarried pregnant woman.

Georgie and Ruben are forced to get their hands dirty when Fred Fagenbacher tries to run them out of business; Mandy grows suspicious of Georgie's lies.

Sheldon and Amy are thrilled when their super asymmetry theory is proven by two physicists, until they try to kick Amy off the Nobel nomination; Bernadette has a big success at work.

Sheldon is thrilled to help Bernadette and Wolowitz navigate bureaucratic paperwork, until he discovers they are breaking the law; Leonard is disappointed when his friends exclude him from a scientific project.

The gang uses deception and betrayal to make it to the one open seat at Wil Wheaton's celebrity Dungeons and Dragons game with William Shatner, Joe Manganiello, Kareem Abdul-Jabbar and Kevin Smith.

When Penny and Bernadette go to San Diego for a pharmaceutical sales convention, Wolowitz is left in charge of the kids; Sheldon finds a book about experimenting on kids.

Penny tries to throw a wrench into Leonard's plan to be a sperm donor for her ex-boyfriend; Wolowitz, Bernadette, Anu and Koothrappali turn Koothrappali's canceled bachelor party into a couple's trip aboard the "vomit comet.".

Darlene, desperate for money, gets a job at Price Warehouse; Jackie decides to take her "thrupple" relationship with Ron and Janelle to the next level; Ben shaves his beard in an attempt to appear more clean-cut to potential advertisers.

Sheldon and Amy are thrilled when their super asymmetry theory is proven by two physicists, until they try to kick Amy off the Nobel nomination; Bernadette has a big success at work.

Sheldon is thrilled to help Bernadette and Wolowitz navigate bureaucratic paperwork, until he discovers they are breaking the law; Leonard is disappointed when his friends exclude him from a scientific project.

The gang uses deception and betrayal to make it to the one open seat at Wil Wheaton's celebrity Dungeons and Dragons game with William Shatner, Joe Manganiello, Kareem Abdul-Jabbar and Kevin Smith.

When Penny and Bernadette go to San Diego for a pharmaceutical sales convention, Wolowitz is left in charge of the kids; Sheldon finds a book about experimenting on kids.

Monica, Rachel and Phoebe go on a covert operation to track down the woman who stole Monica's credit card.

Monica's new boyfriend (Stan Kirsch) exposes his own secret after she admits her true age.

When Carol gives birth, Ross and Susan almost miss the event; Joey befriends an unmarried pregnant woman.

Georgie and Ruben are forced to get their hands dirty when Fred Fagenbacher tries to run them out of business; Mandy grows suspicious of Georgie's lies.

The gang uses deception and betrayal to make it to the one open seat at Wil Wheaton's celebrity Dungeons and Dragons game with William Shatner, Joe Manganiello, Kareem Abdul-Jabbar and Kevin Smith.

When Penny and Bernadette go to San Diego for a pharmaceutical sales convention, Wolowitz is left in charge of the kids; Sheldon finds a book about experimenting on kids.

Dan starts to bond with his younger half brother, but he can't get over the fact that their father paid for Ed Jr.'s college education, something he refused to do for Dan; Jackie hits it off with a fun married couple.

Darlene, desperate for money, gets a job at Price Warehouse; Jackie decides to take her "thrupple" relationship with Ron and Janelle to the next level; Ben shaves his beard in an attempt to appear more clean-cut to potential advertisers.

Wanda's new way of getting around town brings a European flair to Dog River; Hank's new greeting puts him in an awkward situation with Emma.

Brent and Hank take a trip down memory lane by stealing crab apples from a neighbor's yard; no one wants Oscar on their charades team; Davis and Wanda discover he benefits of complaining.

Wanda goes power mad; Davis and Karen make a dangerous bet; Oscar recalls "the incident" that made him give up the game for good; Brent and Hank are lost in the woods.

Wanda creates her dream video game; Lacey and Karen offer to help Davis release his pent-up stress; Oscar and Emma break out the crokinole board.

These gals manage to make it to their destination.

A group of young Newfoundlanders jumps into the Cash Cab after shopping at The Dufferin Mall, and do quite well on their travels.

Wanda's new way of getting around town brings a European flair to Dog River; Hank's new greeting puts him in an awkward situation with Emma.

Brent and Hank take a trip down memory lane by stealing crab apples from a neighbor's yard; no one wants Oscar on their charades team; Davis and Wanda discover he benefits of complaining.

Wanda goes power mad; Davis and Karen make a dangerous bet; Oscar recalls "the incident" that made him give up the game for good; Brent and Hank are lost in the woods.

Wanda creates her dream video game; Lacey and Karen offer to help Davis release his pent-up stress; Oscar and Emma break out the crokinole board.

These gals manage to make it to their destination.

A group of young Newfoundlanders jumps into the Cash Cab after shopping at The Dufferin Mall, and do quite well on their travels.

Wanda's new way of getting around town brings a European flair to Dog River; Hank's new greeting puts him in an awkward situation with Emma.

Brent and Hank take a trip down memory lane by stealing crab apples from a neighbor's yard; no one wants Oscar on their charades team; Davis and Wanda discover he benefits of complaining.

Wanda goes power mad; Davis and Karen make a dangerous bet; Oscar recalls "the incident" that made him give up the game for good; Brent and Hank are lost in the woods.

Wanda creates her dream video game; Lacey and Karen offer to help Davis release his pent-up stress; Oscar and Emma break out the crokinole board.

Harris is newly unemployed, depressed and has moved back into the house, while Becky struggles to find affordable childcare; Jackie suggests Becky reach out to Emilio's family for support; the family contemplates tattoos.

Monica, Rachel and Phoebe go on a covert operation to track down the woman who stole Monica's credit card.

Monica's new boyfriend (Stan Kirsch) exposes his own secret after she admits her true age.

When Carol gives birth, Ross and Susan almost miss the event; Joey befriends an unmarried pregnant woman.

Georgie and Ruben are forced to get their hands dirty when Fred Fagenbacher tries to run them out of business; Mandy grows suspicious of Georgie's lies.

When competitors Pemberton and Campbell charm America on a publicity tour, Sheldon and Amy try to win over Nobel laureates Kip Thorne, George Smoot and Frances Arnold; Halley's fear of the dark leads to opportunity and conflict.

The weight of winning a Nobel Prize weighs heavy on Amy's shoulders; Koothrappali and Wolowitz try to relive the good old days after Wolowitz buys a scooter that looks like the one he had years ago.

Koothrappali is worried people won't take him seriously in his own field after publishing a paper that suggests he may have discovered alien life; Leonard wants to be the principal investigator on a plasma physics study.

Harris is newly unemployed, depressed and has moved back into the house, while Becky struggles to find affordable childcare; Jackie suggests Becky reach out to Emilio's family for support; the family contemplates tattoos.

Bev is back from Arizona and realizes she'd like to use her finances to spread happiness; Bev decides to fund Mark's tuition to a prestigious coding camp, but Darlene tries to convince her to give the money to Harris instead.

Rachel discovers Ross' feelings for her when he goes out of town on a business trip.

Rachel decides to look up her former boyfriend (Cosimo Fusco) when she is distraught over Ross' new girlfriend (Lauren Tom).

While tending his son, Ross expresses his displeasure when Phoebe tastes Carol's breast milk to check the temperature.

Monica and Rachel's grumpy downstairs neighbor (Larry Hankin) dies and leaves all his belongings to the girls.

When competitors Pemberton and Campbell charm America on a publicity tour, Sheldon and Amy try to win over Nobel laureates Kip Thorne, George Smoot and Frances Arnold; Halley's fear of the dark leads to opportunity and conflict.

The weight of winning a Nobel Prize weighs heavy on Amy's shoulders; Koothrappali and Wolowitz try to relive the good old days after Wolowitz buys a scooter that looks like the one he had years ago.

Kripke has proof that Dr. Pemberton plagiarized his thesis in college, and Sheldon and Amy aren't sure if they should turn him in or not; Wolowitz learns that Bernadette wasn't the only waitress at the Cheesecake Factory who had a crush on him.

Leonard is pleasantly surprised when Beverly comes to visit and she's genuinely kind to him, until he finds out the real reason she's there; Denise and Stuart overstay their welcome at the Wolowitz house.

Koothrappali is worried people won't take him seriously in his own field after publishing a paper that suggests he may have discovered alien life; Leonard wants to be the principal investigator on a plasma physics study.

Bev is back from Arizona and realizes she'd like to use her finances to spread happiness; Bev decides to fund Mark's tuition to a prestigious coding camp, but Darlene tries to convince her to give the money to Harris instead.

When competitors Pemberton and Campbell charm America on a publicity tour, Sheldon and Amy try to win over Nobel laureates Kip Thorne, George Smoot and Frances Arnold; Halley's fear of the dark leads to opportunity and conflict.

The weight of winning a Nobel Prize weighs heavy on Amy's shoulders; Koothrappali and Wolowitz try to relive the good old days after Wolowitz buys a scooter that looks like the one he had years ago.

Kripke has proof that Dr. Pemberton plagiarized his thesis in college, and Sheldon and Amy aren't sure if they should turn him in or not; Wolowitz learns that Bernadette wasn't the only waitress at the Cheesecake Factory who had a crush on him.

Leonard is pleasantly surprised when Beverly comes to visit and she's genuinely kind to him, until he finds out the real reason she's there; Denise and Stuart overstay their welcome at the Wolowitz house.

Rachel discovers Ross' feelings for her when he goes out of town on a business trip.

Rachel decides to look up her former boyfriend (Cosimo Fusco) when she is distraught over Ross' new girlfriend (Lauren Tom).

While tending his son, Ross expresses his displeasure when Phoebe tastes Carol's breast milk to check the temperature.

Monica and Rachel's grumpy downstairs neighbor (Larry Hankin) dies and leaves all his belongings to the girls.

Kripke has proof that Dr. Pemberton plagiarized his thesis in college, and Sheldon and Amy aren't sure if they should turn him in or not; Wolowitz learns that Bernadette wasn't the only waitress at the Cheesecake Factory who had a crush on him.

Leonard is pleasantly surprised when Beverly comes to visit and she's genuinely kind to him, until he finds out the real reason she's there; Denise and Stuart overstay their welcome at the Wolowitz house.

Harris is newly unemployed, depressed and has moved back into the house, while Becky struggles to find affordable childcare; Jackie suggests Becky reach out to Emilio's family for support; the family contemplates tattoos.

Bev is back from Arizona and realizes she'd like to use her finances to spread happiness; Bev decides to fund Mark's tuition to a prestigious coding camp, but Darlene tries to convince her to give the money to Harris instead.

David tries to buy the original R2-D2 after Hank buys a robot online.

Emma causes tension at the elementary school after a teacher leaves her in charge.

The locals are confused about Wanda's PhD; Lacey gets mistaken for a cool adult by teens; Oscar finds something sinister about Davis and Karen.

Davis forgets Karen's birthday and rallies the gang to help him throw together a last-minute party with some unfortunate results; Oscar reckons with the fact that he's terrible at giving gifts.

A group steps right off the boat from Ireland and into the Cash Cab.

Mel, Christopher and Paul arrive at their destination unscathed.

David tries to buy the original R2-D2 after Hank buys a robot online.

Emma causes tension at the elementary school after a teacher leaves her in charge.

The locals are confused about Wanda's PhD; Lacey gets mistaken for a cool adult by teens; Oscar finds something sinister about Davis and Karen.

Davis forgets Karen's birthday and rallies the gang to help him throw together a last-minute party with some unfortunate results; Oscar reckons with the fact that he's terrible at giving gifts.

A group steps right off the boat from Ireland and into the Cash Cab.

Mel, Christopher and Paul arrive at their destination unscathed.

David tries to buy the original R2-D2 after Hank buys a robot online.

Emma causes tension at the elementary school after a teacher leaves her in charge.

The locals are confused about Wanda's PhD; Lacey gets mistaken for a cool adult by teens; Oscar finds something sinister about Davis and Karen.

Davis forgets Karen's birthday and rallies the gang to help him throw together a last-minute party with some unfortunate results; Oscar reckons with the fact that he's terrible at giving gifts.

Dan is finally ready to share his feelings with Louise; Darlene realizes how badly she wants a baby; Ben gets caught up playing handyman and babysitter for Becky, which causes him to miss an important meeting.

Rachel discovers Ross' feelings for her when he goes out of town on a business trip.

Rachel decides to look up her former boyfriend (Cosimo Fusco) when she is distraught over Ross' new girlfriend (Lauren Tom).

While tending his son, Ross expresses his displeasure when Phoebe tastes Carol's breast milk to check the temperature.

Monica and Rachel's grumpy downstairs neighbor (Larry Hankin) dies and leaves all his belongings to the girls.

Sheldon and Amy await big news.

Bernadette and Wolowitz leave their kids for the first time; Penny and Leonard try to keep a secret; Sheldon and Amy stick together; Koothrappali makes a new friend; the gang travels together into an uncharted future.

Leonard is happy to meet new neighbor Penny, but his roommate thinks he is chasing an impossible dream.

Dan is finally ready to share his feelings with Louise; Darlene realizes how badly she wants a baby; Ben gets caught up playing handyman and babysitter for Becky, which causes him to miss an important meeting.

Dan and Louise take their relationship to the next level and come to appreciate the complexities of aging; Darlene spends the night in jail and leaves parenting duties to Ben; Mark and a friend's class experiment leaves them both with hickeys.

Sheldon takes his first engineering class with Professor Boucher; Meemaw and Dale help take care of his ex-wife, June.

Sheldon battles President Hagemeyer's mysterious boss over the university's science requirements; Mary discovers that Georgie is working at Meemaw's illegal gambling room.

Sheldon gets the science yips and has to learn how to not think; George Sr. plays handyman at Brenda Sparks' house.

Alex and Ron spar over the wisdom of open communication; Joyce brings in a body scanner that proves overly distracting.

Sheldon and Amy await big news.

Bernadette and Wolowitz leave their kids for the first time; Penny and Leonard try to keep a secret; Sheldon and Amy stick together; Koothrappali makes a new friend; the gang travels together into an uncharted future.

Getting fired gives Sheldon the opportunity to explore life beyond physics, but when he spends his time weaving ponchos and acting like a shut-in, Leonard calls Sheldon's mother for assistance.

Leonard and Sheldon try to avoid seeing Penny perform after hearing her sing, but the elaborate lie Sheldon tells leads to an unexpected result.

Leonard is happy to meet new neighbor Penny, but his roommate thinks he is chasing an impossible dream.

Dan and Louise take their relationship to the next level and come to appreciate the complexities of aging; Darlene spends the night in jail and leaves parenting duties to Ben; Mark and a friend's class experiment leaves them both with hickeys.

Sheldon and Amy await big news.

Bernadette and Wolowitz leave their kids for the first time; Penny and Leonard try to keep a secret; Sheldon and Amy stick together; Koothrappali makes a new friend; the gang travels together into an uncharted future.

Leonard is happy to meet new neighbor Penny, but his roommate thinks he is chasing an impossible dream.

Leonard and Sheldon try to avoid seeing Penny perform after hearing her sing, but the elaborate lie Sheldon tells leads to an unexpected result.

Sheldon takes his first engineering class with Professor Boucher; Meemaw and Dale help take care of his ex-wife, June.

Sheldon battles President Hagemeyer's mysterious boss over the university's science requirements; Mary discovers that Georgie is working at Meemaw's illegal gambling room.

Sheldon gets the science yips and has to learn how to not think; George Sr. plays handyman at Brenda Sparks' house.

Alex and Ron spar over the wisdom of open communication; Joyce brings in a body scanner that proves overly distracting.

Getting fired gives Sheldon the opportunity to explore life beyond physics, but when he spends his time weaving ponchos and acting like a shut-in, Leonard calls Sheldon's mother for assistance.

Leonard and Sheldon try to avoid seeing Penny perform after hearing her sing, but the elaborate lie Sheldon tells leads to an unexpected result.

Dan is finally ready to share his feelings with Louise; Darlene realizes how badly she wants a baby; Ben gets caught up playing handyman and babysitter for Becky, which causes him to miss an important meeting.

Dan and Louise take their relationship to the next level and come to appreciate the complexities of aging; Darlene spends the night in jail and leaves parenting duties to Ben; Mark and a friend's class experiment leaves them both with hickeys.

As a windstorm creates havoc, Lacey's sign on her rooftop begins to lose all of the letters one by one.

Brent has an opportunity to pursue his dream, but his weekly disappearances causes rumours to circulate.

A big city girl from Toronto moves in to run the coffee shop next door to the Corner Gas station.

A tax man comes to audit the Corner Gas business records; Lacey's approach to selling coffee doesn't fly with the locals.

A crew of friends knows where they are as soon as they enter the Cash Cab.

Brian, Dylan, Barbara and Brett rely on their excellent teamwork to make it to their destination unscathed.

As a windstorm creates havoc, Lacey's sign on her rooftop begins to lose all of the letters one by one.

Brent has an opportunity to pursue his dream, but his weekly disappearances causes rumours to circulate.

A big city girl from Toronto moves in to run the coffee shop next door to the Corner Gas station.

A tax man comes to audit the Corner Gas business records; Lacey's approach to selling coffee doesn't fly with the locals.

A crew of friends knows where they are as soon as they enter the Cash Cab.

Brian, Dylan, Barbara and Brett rely on their excellent teamwork to make it to their destination unscathed.

As a windstorm creates havoc, Lacey's sign on her rooftop begins to lose all of the letters one by one.

Brent has an opportunity to pursue his dream, but his weekly disappearances causes rumours to circulate.

A big city girl from Toronto moves in to run the coffee shop next door to the Corner Gas station.

A tax man comes to audit the Corner Gas business records; Lacey's approach to selling coffee doesn't fly with the locals.

Darlene and Ben go apartment hunting; Jackie and Becky take Beverly Rose on a road trip to Mexico to meet her father for the first time; Dan reluctantly shares his financial troubles with Louise.

Sheldon takes his first engineering class with Professor Boucher; Meemaw and Dale help take care of his ex-wife, June.

Sheldon battles President Hagemeyer's mysterious boss over the university's science requirements; Mary discovers that Georgie is working at Meemaw's illegal gambling room.

Sheldon gets the science yips and has to learn how to not think; George Sr. plays handyman at Brenda Sparks' house.

Alex and Ron spar over the wisdom of open communication; Joyce brings in a body scanner that proves overly distracting.

Leonard and the boys avoid Sheldon when he gets sick, leaving Penny to nurse him back to health.

Sheldon and Leonard look for a way to derail a 15-year-old physics prodigy's research.

Leonard and the guys buy a time machine prop from a classic movie; Penny tells the guys their obsession with comics and toys is pathetic.

Darlene and Ben go apartment hunting; Jackie and Becky take Beverly Rose on a road trip to Mexico to meet her father for the first time; Dan reluctantly shares his financial troubles with Louise.

The Conners share their differing takes on why they all think everyone should vote; Louise gets an opportunity that might send her away from Lanford, prompting the family to interfere in Dan's complicated relationship.

Sheldon attends his first comic book convention; Mary tries selling makeup.

Sheldon makes friends with his dorm neighbors; George Sr. learns his job is in jeopardy.

Sheldon butts heads with Dr. Lee, a new scientist in the lab; Mary is given a lotto ticket.

Sheldon joins Dr. Linkletter and Dr. Sturgis on a science road trip; Georgie continues to lie about his age.

Leonard and the boys avoid Sheldon when he gets sick, leaving Penny to nurse him back to health.

Sheldon and Leonard look for a way to derail a 15-year-old physics prodigy's research.

Leonard devises a plan to eliminate his rivals when he, Wolowitz and Koothrappali all fall for Sheldon's twin sister, but his plan backfires when Sheldon decides to choose who his sister dates.

Penny learns that Leonard does not celebrate birthdays, so she plans a surprise party; Sheldon unexpectedly gets to live out one of his biggest fantasies in an electronics store.

The boys get out of jail only to find that Cory and Trevor messed up again.

The boys steal drugs from Cyrus.

Leonard and the guys buy a time machine prop from a classic movie; Penny tells the guys their obsession with comics and toys is pathetic.

Sheldon and Leonard look for a way to derail a 15-year-old physics prodigy's research.

Leonard devises a plan to eliminate his rivals when he, Wolowitz and Koothrappali all fall for Sheldon's twin sister, but his plan backfires when Sheldon decides to choose who his sister dates.

Penny learns that Leonard does not celebrate birthdays, so she plans a surprise party; Sheldon unexpectedly gets to live out one of his biggest fantasies in an electronics store.

The boys get out of jail only to find that Cory and Trevor messed up again.

The boys steal drugs from Cyrus.

Sheldon butts heads with Dr. Lee, a new scientist in the lab; Mary is given a lotto ticket.

Sheldon joins Dr. Linkletter and Dr. Sturgis on a science road trip; Georgie continues to lie about his age.

Leonard devises a plan to eliminate his rivals when he, Wolowitz and Koothrappali all fall for Sheldon's twin sister, but his plan backfires when Sheldon decides to choose who his sister dates.

Penny learns that Leonard does not celebrate birthdays, so she plans a surprise party; Sheldon unexpectedly gets to live out one of his biggest fantasies in an electronics store.

Darlene and Ben go apartment hunting; Jackie and Becky take Beverly Rose on a road trip to Mexico to meet her father for the first time; Dan reluctantly shares his financial troubles with Louise.

The Conners share their differing takes on why they all think everyone should vote; Louise gets an opportunity that might send her away from Lanford, prompting the family to interfere in Dan's complicated relationship.

Brent pleads with Hank not to embarrass him when they go to see Brent's favorite comic book writer.

After an incident leaves the townsfolk puzzled, Karen tries to convince the entire town that she is not actually a crazy cat lady.

Davis is sent to a sensitivity course after making too many blonde jokes.

Brent finds a creative way to get through a week of no TV with the help of Hank and Wanda.

Wanda's new way of getting around town brings a European flair to Dog River; Hank's new greeting puts him in an awkward situation with Emma.

Brent and Hank take a trip down memory lane by stealing crab apples from a neighbor's yard; no one wants Oscar on their charades team; Davis and Wanda discover he benefits of complaining.

When Leonard finally works up the courage to ask Penny out on a date, they each turn to Sheldon for advice.

When Sheldon tries to prove his mental superiority as they train for the Physics Bowl, the guys kick him off the team and bring his nemesis (Sara Gilbert) aboard.

After tampering with Sheldon's Arctic-expedition data, the guys follow him back to Texas, which threatens Leonard's chances for romance with Penny.

Penny and Leonard try to recover from an awkward hookup; Howard and Sheldon make a high-stakes bet.

Howard and Raj hit a Goth nightclub to meet women; Sheldon tries chocolate-based behavior modification on Penny.

Raj faces deportation if he does not find a job; Leonard and Penny deal with Howard as a third wheel.

Sheldon teaches Leonard how to understand football; a kite-fighting incident threatens Howard and Raj's friendship.

Sheldon tries to make peace when Leonard and Penny get into an argument.

Penny is forced to rely on Sheldon when she is injured while Howard, Leonard and Raj are away.

After being humiliated on the radio, Sheldon vows to destroy Kripke; Wolowitz tries to not ruin his new relationship with Bernadette.

Leonard is horrified when his mother (Christine Baranski) visits.

Penny tags along on Sheldon's first date; Wolowitz finds a new use for a robotic arm.

Realizing he will not live long enough to download his consciousness into a robot body, Sheldon tries to extend his life span.

An embarrassing secret of Wolowitz's is revealed; Raj and Sheldon get into a war at work.

When Leonard finally works up the courage to ask Penny out on a date, they each turn to Sheldon for advice.

When Sheldon tries to prove his mental superiority as they train for the Physics Bowl, the guys kick him off the team and bring his nemesis (Sara Gilbert) aboard.

After tampering with Sheldon's Arctic-expedition data, the guys follow him back to Texas, which threatens Leonard's chances for romance with Penny.

Penny and Leonard try to recover from an awkward hookup; Howard and Sheldon make a high-stakes bet.

Howard and Raj hit a Goth nightclub to meet women; Sheldon tries chocolate-based behavior modification on Penny.

Raj faces deportation if he does not find a job; Leonard and Penny deal with Howard as a third wheel.

Sheldon teaches Leonard how to understand football; a kite-fighting incident threatens Howard and Raj's friendship.

Sheldon tries to make peace when Leonard and Penny get into an argument.

Penny is forced to rely on Sheldon when she is injured while Howard, Leonard and Raj are away.

After being humiliated on the radio, Sheldon vows to destroy Kripke; Wolowitz tries to not ruin his new relationship with Bernadette.

Leonard is horrified when his mother (Christine Baranski) visits.

Penny tags along on Sheldon's first date; Wolowitz finds a new use for a robotic arm.

Realizing he will not live long enough to download his consciousness into a robot body, Sheldon tries to extend his life span.

An embarrassing secret of Wolowitz's is revealed; Raj and Sheldon get into a war at work.

When Leonard finally works up the courage to ask Penny out on a date, they each turn to Sheldon for advice.

When Sheldon tries to prove his mental superiority as they train for the Physics Bowl, the guys kick him off the team and bring his nemesis (Sara Gilbert) aboard.

After tampering with Sheldon's Arctic-expedition data, the guys follow him back to Texas, which threatens Leonard's chances for romance with Penny.

Penny and Leonard try to recover from an awkward hookup; Howard and Sheldon make a high-stakes bet.

Howard and Raj hit a Goth nightclub to meet women; Sheldon tries chocolate-based behavior modification on Penny.

Raj faces deportation if he does not find a job; Leonard and Penny deal with Howard as a third wheel.

Sheldon teaches Leonard how to understand football; a kite-fighting incident threatens Howard and Raj's friendship.

Sheldon tries to make peace when Leonard and Penny get into an argument.

Penny is forced to rely on Sheldon when she is injured while Howard, Leonard and Raj are away.

After being humiliated on the radio, Sheldon vows to destroy Kripke; Wolowitz tries to not ruin his new relationship with Bernadette.

Leonard is horrified when his mother (Christine Baranski) visits.

Penny tags along on Sheldon's first date; Wolowitz finds a new use for a robotic arm.

Realizing he will not live long enough to download his consciousness into a robot body, Sheldon tries to extend his life span.

An embarrassing secret of Wolowitz's is revealed; Raj and Sheldon get into a war at work.

David tries to buy the original R2-D2 after Hank buys a robot online.

Emma causes tension at the elementary school after a teacher leaves her in charge.

As a windstorm creates havoc, Lacey's sign on her rooftop begins to lose all of the letters one by one.

Brent has an opportunity to pursue his dream, but his weekly disappearances causes rumours to circulate.

A big city girl from Toronto moves in to run the coffee shop next door to the Corner Gas station.

A tax man comes to audit the Corner Gas business records; Lacey's approach to selling coffee doesn't fly with the locals.

The group is amazed when Phoebe marries a Canadian ice dancer (Steve Zahn) to help him get his green card.

The group's plans of throwing a birthday party are marred when money becomes an issue; Chandler sets a woman up to get a date with her, but a case of mistaken identities means that he discovers what she really thought of him.

Joey and Chandler decide to baby-sit and use Ben as a way to pick up women; Phoebe loses her job singing at Central Perk.

A drunken Rachel leaves a phone message for Ross that may change their relationship; Chandler regrets asking Monica to help him lose weight.

Rachel sees Ross' list comparing her pros and cons to Julie's (Lauren Tom).

Phoebe, hoping for a Christmas family reunion, travels to upstate New York in search of her biological father.

After deciding to give up acting, Joey is offered a role in a soap opera; Rachel dates a guy named Russ, who is amazingly similar to Ross.

Ross helps put Carol and Susan's wedding plans back on track; Rachel's mother announces shocking new plans.

Joey starts dating a fan (Brooke Shields) who is gorgeous, but soon discovers that she's also crazy; Ross is reminded how much he misses his pet monkey and travels to the San Diego Zoo to find out what has happened to him.

Ross (David Schwimmer) catches up with Marcel on the set of a movie starring Jean-Claude Van Damme; Chandler gets a date with a girl he liked in fourth grade.

Monica's parents drop off some childhood keepsakes including her prom video.

Monica's parents find out about her middle-aged boyfriend; Chandler and Joey argue and it could mean the end of their living arrangement.

Ross and Rachel finally sleep together; Monica becomes infatuated with one of her parents' friends for whom she caters a party.

Joey wants to move back in with Chandler, but there's a new problem; Phoebe tapes a rock video; Ross upsets Monica.

The group is amazed when Phoebe marries a Canadian ice dancer (Steve Zahn) to help him get his green card.

The group's plans of throwing a birthday party are marred when money becomes an issue; Chandler sets a woman up to get a date with her, but a case of mistaken identities means that he discovers what she really thought of him.

Joey and Chandler decide to baby-sit and use Ben as a way to pick up women; Phoebe loses her job singing at Central Perk.

A drunken Rachel leaves a phone message for Ross that may change their relationship; Chandler regrets asking Monica to help him lose weight.

Rachel sees Ross' list comparing her pros and cons to Julie's (Lauren Tom).

Phoebe, hoping for a Christmas family reunion, travels to upstate New York in search of her biological father.

After deciding to give up acting, Joey is offered a role in a soap opera; Rachel dates a guy named Russ, who is amazingly similar to Ross.

Ross helps put Carol and Susan's wedding plans back on track; Rachel's mother announces shocking new plans.

Joey starts dating a fan (Brooke Shields) who is gorgeous, but soon discovers that she's also crazy; Ross is reminded how much he misses his pet monkey and travels to the San Diego Zoo to find out what has happened to him.

Ross (David Schwimmer) catches up with Marcel on the set of a movie starring Jean-Claude Van Damme; Chandler gets a date with a girl he liked in fourth grade.

Monica's parents drop off some childhood keepsakes including her prom video.

Monica's parents find out about her middle-aged boyfriend; Chandler and Joey argue and it could mean the end of their living arrangement.

Ross and Rachel finally sleep together; Monica becomes infatuated with one of her parents' friends for whom she caters a party.

Joey wants to move back in with Chandler, but there's a new problem; Phoebe tapes a rock video; Ross upsets Monica.

The group is amazed when Phoebe marries a Canadian ice dancer (Steve Zahn) to help him get his green card.

The group's plans of throwing a birthday party are marred when money becomes an issue; Chandler sets a woman up to get a date with her, but a case of mistaken identities means that he discovers what she really thought of him.

Joey and Chandler decide to baby-sit and use Ben as a way to pick up women; Phoebe loses her job singing at Central Perk.

A drunken Rachel leaves a phone message for Ross that may change their relationship; Chandler regrets asking Monica to help him lose weight.

Rachel sees Ross' list comparing her pros and cons to Julie's (Lauren Tom).

Phoebe, hoping for a Christmas family reunion, travels to upstate New York in search of her biological father.

After deciding to give up acting, Joey is offered a role in a soap opera; Rachel dates a guy named Russ, who is amazingly similar to Ross.

Ross helps put Carol and Susan's wedding plans back on track; Rachel's mother announces shocking new plans.

Joey starts dating a fan (Brooke Shields) who is gorgeous, but soon discovers that she's also crazy; Ross is reminded how much he misses his pet monkey and travels to the San Diego Zoo to find out what has happened to him.

Ross (David Schwimmer) catches up with Marcel on the set of a movie starring Jean-Claude Van Damme; Chandler gets a date with a girl he liked in fourth grade.

Monica's parents drop off some childhood keepsakes including her prom video.

Monica's parents find out about her middle-aged boyfriend; Chandler and Joey argue and it could mean the end of their living arrangement.

Ross and Rachel finally sleep together; Monica becomes infatuated with one of her parents' friends for whom she caters a party.

Joey wants to move back in with Chandler, but there's a new problem; Phoebe tapes a rock video; Ross upsets Monica.

Lacey offers free Pilates classes; Oscar takes steps to avoid being buried in a cheap looking coffin.

Brent agrees to baby-sit Wanda's troubled 6-year old son, Tanner, to impress Lacey.

Brent gets his own private VIP section at the bar; Hank loses his keys and enlists Lacey's help to retrace his steps; Wanda attempts to retrain Davis's memory.

Davis accidentally totals the police cruiser and tries to cover it up; Hank and Wanda are tasked with making Dog River rat free; Emma struggles to get Oscar on board with spring cleaning.

Unsuspecting taxi cab passengers answer trivia questions posed by host Ben Bailey; the passengers may reach their destination with cold hard cash or walk away empty-handed.

Five college athletes boast physical prowess and teamwork.

Lacey offers free Pilates classes; Oscar takes steps to avoid being buried in a cheap looking coffin.

Brent agrees to baby-sit Wanda's troubled 6-year old son, Tanner, to impress Lacey.

Brent gets his own private VIP section at the bar; Hank loses his keys and enlists Lacey's help to retrace his steps; Wanda attempts to retrain Davis's memory.

Davis accidentally totals the police cruiser and tries to cover it up; Hank and Wanda are tasked with making Dog River rat free; Emma struggles to get Oscar on board with spring cleaning.

Unsuspecting taxi cab passengers answer trivia questions posed by host Ben Bailey; the passengers may reach their destination with cold hard cash or walk away empty-handed.

Five college athletes boast physical prowess and teamwork.

Lacey offers free Pilates classes; Oscar takes steps to avoid being buried in a cheap looking coffin.

Brent agrees to baby-sit Wanda's troubled 6-year old son, Tanner, to impress Lacey.

Brent gets his own private VIP section at the bar; Hank loses his keys and enlists Lacey's help to retrace his steps; Wanda attempts to retrain Davis's memory.

Davis accidentally totals the police cruiser and tries to cover it up; Hank and Wanda are tasked with making Dog River rat free; Emma struggles to get Oscar on board with spring cleaning.

The Conners are dealing with the pandemic and life's financial troubles; the Lunch Box is closed for everything but takeout and delivery; Becky and Darlene are both forced to search for additional income at the newly reopened Wellman Plastics plant.

There's no sound, but there sure are plenty of laughs; this crazy Quebec-based troupe uses the city as its stage, and its inhabitants, or victims, as characters.

There's no sound, but there sure are plenty of laughs; this crazy Quebec-based troupe uses the city as its stage, and its inhabitants, or victims, as characters.

There's no sound, but there sure are plenty of laughs; this crazy Quebec-based troupe uses the city as its stage, and its inhabitants, or victims, as characters.

There's no sound, but there sure are plenty of laughs. This crazy Quebec-based troupe uses the city as its stage, and its inhabitants, or victims, as characters! People are caught in a twisted yet funny web of comedic deception. This updated "Candid Camera" is a tad more risque and a little kookier with its practical jokes. The little snippets last only a few minutes, and some look more painful than others.

Leonard keeps an affair a secret from Sheldon, Howard and Raj.

Leonard's idea for a smartphone application causes friction in his friendship with Sheldon.

Bernadette runs into her ex-boyfriend (Rick Fox) while attending a science event with Wolowitz.

The Conners are dealing with the pandemic and life's financial troubles; the Lunch Box is closed for everything but takeout and delivery; Becky and Darlene are both forced to search for additional income at the newly reopened Wellman Plastics plant.

Mary is devastated that Halloween has been canceled by the city, so Darlene and Becky enlist Jackie and the rest of the family to create an unforgettable experience; Mark goes toe-to-toe with a kid at school who doesn't believe in wearing a mask.