Leonard realizes he is the only one in his group without a girlfriend; Sheldon wants to get rid of his girlfriend.

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

Sheldon's interview with the FBI jeopardizes Wolowitz's security clearance.

Claire prepares for her debate with Duane Bailey; Mitch and Cam try to clean up Lily's language before her turn as a flower girl; Jay blames Stella's strange behavior on Gloria.

Claire thinks Phil's new business partner (Greg Kinnear) is blatantly inappropriate, but Phil doesn't notice; while their house is being fumigated, Cameron and Mitchell stay with Jay and Gloria.

After selling a house to Mitch and Cameron's friends, Claire and Phil plan a celebratory dinner; overindulging in drinks leads to over sharing.

Mitchell ruins one of Jay's proudest moments; Phil overhears something about one of his daughters; Gloria accidentally discovers Claire's secret.

Mitchell feels pressured to make Cameron's birthday extra special; Jay's manliness comes into question; the girls interfere with Phil's leap day plans.

Cameron runs into his estranged ex-clown partner (Bobby Cannavale); another real estate agent (Ellen Barkin) snags a listing that Phil was trying to land; Jay and Gloria are suspicious when Manny makes a new friend.

On Election Day, the family does some last-minute campaigning for Claire; Claire experiences technical difficulties during interviews.

Claire tries to help Luke cope with the death of a neighbor; Phil and Alex spend some time together; Haley throws a party without permission; Cameron's father visits.

Stan has his heart set on speaking at the Republican National Convention, but the only group willing to sponsor him is the local chapter of Gay Republicans.

Stan gets involved in drag racing to spice up his marriage; Hayley breaks up with Jeff, who joins Steve's online gaming world.

Steve seeks revenge after Carl's boss cons him in a poker game.

When Rachel becomes the new church choir director, Steve sings off-key and the choir rebels.

Urkel helps Eddie cheat on a test; Carl sleeps through a robbery.

Eddie and Steve land in jail when Eddie's smooth-talking cousin Clarence borrows a car.

Sheldon confronts the failure of his database; Georgie and Mandy struggle as new parents; Missy feels forgotten.

Missy steals her dad George's truck and runs away from her house; she hits the road with her friend Paige.

Georgie goes on a birthday date; Mary confronts Brenda about her relationship with George; Sheldon takes an interest in Missy's favorite TV show.

Sheldon wants to search for life on other planets; Mandy answers Georgie's marriage proposal; Missy is caught between two friends.

Mandy gets an exciting job opportunity; Sheldon worries that he's falling behind; Georgie takes his daughter to work.

The gambling room gets broken into; Sheldon wants to study abroad; Missy makes a new friend.

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.

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.

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.

While the guys camp out for a long-awaited movie screening, Penny and Bernadette invite Amy to her first slumber party.

Amy realizes she has feelings for Penny's ex; Koothrappali and Wolowitz try to prove who would be a better superhero.

The guys try to bond with Penny's new boyfriend through a costume contest.

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.

Sheldon takes acting lessons from Penny in hope of becoming a better teacher; Koothrappali fantasizes about his friend's girlfriend.

A wealthy donor makes Leonard question what he is willing to do for science.

Wolowitz considers taking things with Bernadette to the next level; Leonard and Raj's sister rekindle their relationship.

Sheldon is upset when he realizes Leonard is the center of their group of friends.

Leonard has to choose between Penny and his new girlfriend, Priya; Howard's magic trick drives Sheldon crazy.

The guys try to figure out who hacked Sheldon's online-game account.

Amy and Sheldon spread gossip as part of an experiment; Howard decides to take a big step in his relationship with Bernadette.

Priya dissects the roommate agreement; the ladies take Sheldon dancing.

Raj tries to cure his social anxiety; Penny spies on Leonard and his girlfriend through Bernadette.

Howard's mom winds up in the hospital after hearing news of her son's engagement to Bernadette.

Bernadette gets her Ph.D., inspiring the guys to tease Wolowitz about his lack of a doctorate; Raj becomes Sheldon's roommate.

Phil buys a car without consulting Claire; Jay is on a mission to get to his high-school reunion with Gloria and Manny; Lily loses her favorite toy on a train.

When the family travels to Disneyland, Phil struggles to keep up with Luke; Claire is stunned when they run into Dylan; Cam and Mitch must curb Lily's new penchant for running.

Gloria and Jay bicker while trying to order lunch at a diner; Claire and Cam have different theories on how to discipline kids; Luke accepts an award under false pretenses.

While Gloria helps Cam and Mitch pursue an adoption opportunity, Jay and Manny baby-sit Lily; Alex attends her first prom; Haley makes a shocking announcement about her plans for the future.

Phil takes Jay on an unconventional fishing trip; Gloria wonders how to break the news about her pregnancy; Dylan temporarily moves in with the Dunphys; Cam and Mitch think about adopting a cat.

Phil gets a vasectomy; Gloria and Jay can't agree on whether or not they should find out the sex of the baby; Mitchell tries to steer Cameron toward getting a part-time job.

Claire and Phil embarrass Haley when they drop her off at college; Manny makes Gloria and Jay take a class; Lily gets into a tussle on her first day of kindergarten.

Phil can't accept that Luke wants to quit magic; Gloria's snoring keeps Jay and Manny awake; Mitch and Cam struggle to deal with their reversed role.

Claire must rein in her enthusiasm for Halloween and keep her celebration kid-friendly; Phil decides to hold an open house on Halloween; Mitch and Cam have a costume party; Gloria's hormones make her more quick-tempered than usual.

Jay and Gloria host a yard sale to help with a school fundraiser; Mitch and Cam vet Alex's new friend; Manny finds a trunk full of secrets.

Cameron watches Alex and Luke while Phil, Claire and Mitchell deal with Haley's arrest; Jay tries to cut short a surprise visit from ex-wife Dede (Shelley Long), so she doesn't learn about Gloria's pregnancy.

When Claire, Manny and Luke go to Alex's academic decathlon for the weekend, Phil throws a guys' night at home; Manny and Luke crash bar mitzvahs looking for a girl; Cam and Mitchell get Jay and Gloria a surprise baby gift.

Mitch and Cam try to save an old tree in the park; Jay takes Manny to a kid's Olympics-themed birthday party; Gloria and Claire have an eventful shopping trip.

When Manny and Luke's Little League team makes it to the playoffs, Claire and Cameron search for a field to use; Gloria uses a microphone to sing to the baby.

Mandy surprises Georgie with a spa weekend; Sheldon prepares for his summer in Germany.

Sheldon and Mary head to Germany while the rest of the Cooper family braves a tornado that is heading straight for Medford.

News of the tornado reaches Sheldon and Mary in Germany; with the Cooper house in chaos, Missy steps up.

Sheldon realizes he is the weakest student in his class; Meemaw looks to expand her gambling business.

Sheldon explores Germany behind Mary's back; Missy attempts to pull a fast one on George Sr.; Meemaw and Dale adjust to living together.

Missy steps up; Mary has a surprise for George; Sheldon finds his dorm occupied.

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

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; Monica gets a promotion; 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.

Penny worries that she has ruined her relationship with her friends; Sheldon takes over the paintball team.

Amy is caught in the middle when Penny and Sheldon get into an argument over a pre-owned chair; Leonard tries to make his long-distance relationship more exciting.

Amy and Leonard try to become better acquainted; Bernadette, Howard and Mrs. Wolowitz spend the weekend together.

Raj wants a girlfriend, so Penny introduces him to a woman he can communicate with.

Wil Wheaton invites Leonard and Sheldon to a party at his house; Howard receives an opportunity.

Sheldon finds himself competing with the gang for his mother's (Laurie Metcalf) attention when she visits.

An attractive comic book artist tests Leonard and Priya's relationship; Sheldon tries to scare his friends.

Amy is devastated when Penny and Bernadette shop for wedding dresses without her.

All Elite Wrestling continues to inject new spirit, freshness and energy into mainstream wrestling featuring a world-class roster of diverse male and female wrestlers.

All Elite Wrestling continues to inject new spirit, freshness and energy into mainstream wrestling featuring a world-class roster of diverse male and female wrestlers.

The Jokers are back at Colonial Diner, offering some new bizarre specials to unsuspecting patrons; they take a ride through the park; after a nasty fall, the Joker must get park goers to help them out from underneath their bike.

Q, Sal, and Murr pose as cash-grabby waiters and later as embarrassing parents; after the losing Joker is forced into a far-out focus group punishment with special guest, and so-called Ganja Weasel, Blake Anderson.

Q, Sal, and Murr coax their trainees to secure donations through unusual ways; they discipline their kids with the help of fellow shoppers; Murr runs rampant as a Tailor-zilla at a bridal shop with guest star Bobby Moynihan.

Jay and the family plan to celebrate New Year's together at a hotel in Palm Springs, but the hotel doesn't meet their expectations; Alex and Haley are faced with challenges as they try to watch the kids back at home.

Gloria and Jay try to make Manny's 14th birthday extra special by planning a surprise party; Haley starts hanging out with a much older guy.

When Gloria's mother and sister visit, they bring traditions, baby names and family baggage; Phil helps the kids with their problems; Mitchell and Cameron try to correct Lily's bad habits.

When the lead in the school's production of "Phantom of the Opera" gets sick, Manny is willing to do anything to land the lead; Phil and Jay wind up in a golf-off with Mitch and Pepper; Gloria and Alex visit a psychic.

Claire and Phil's Valentine's Day romp ends with Claire in the hospital; Jay and Gloria's attempts at romance are interrupted by the kids; after hosting a wild party, Cam and Mitch are left with hangovers and a new housemate.

Things get awkward when Phil shows up at Claire's college reunion; Jay is fixated on winning a big bowling tournament; a wig malfunction during an elaborate photo shoot with Joe leads to unfortunate results.

Mitch and Cam's friend Sal announces she's getting married the next day, and they are in the wedding; Gloria doesn't trust her new nanny; Claire bonds with Haley; Phil helps Luke with a girl.

Claire and Cam bring in a third party (Wendi McLendon-Covey) when they reach an impasse on a landscaping decision; Phil teaches basic fix-it skills to the kids; Mitch helps Lily with a bully.

While at the hospital, Claire and Phil see an older version of their family; Manny and Jay visit a private school; Mitch and Cam organize a day for Gloria and Lily.

Phil gets desperate when Cam and Claire's flipped house is more difficult to sell than expected; Javier brings his new girlfriend along to visit Manny.

Phil is excited to discuss his job with Luke, Manny and their classmates on career day, but things get ugly when Phil's nemesis shows up; Cam and Mitch make a mistake while executing tooth fairy duties.

Mitch's ex-boyfriend, a personable and successful doctor, invites the whole family to a fundraising event at a roller rink; Phil teaches Gloria how to skate; Haley helps Alex talk to boys.

Phil gets a new RV for a fun family road trip; Jay and Gloria search for Manny's backpack; Lily's gymnastics meet brings out Cam and Mitch's competitive spirit.

After Phil's mother dies, everyone flies down to Florida; Gloria is faced with an outstanding arrest warrant; Jay runs into someone from his past.

Phil and Claire try to orchestrate a kid-free week during Luke, Haley and Alex's summer activities; Cam and Mitch try to have a memorable summer.

Sheldon helps his roommate try to beat the stock market; Missy and Billy Sparks throw a party; Mary finds a new church.

Georgie and Mandy's wedding plans pit Mary against Mandy's mom, with baby CeeCee caught in the middle.

Georgie and Mandy get married.

Sheldon studies to be Meemaw's lawyer when she is put on house arrest; the Coopers have a plumbing emergency.

Sheldon's published paper leads to a frenzy of grad school recruiting; Georgie tries to speak more properly in front of his daughter.

Meemaw gets assigned a tough probation officer; Georgie takes marriage advice from his father-in-law.

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

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

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

Monica and Richard experience the same romantic problems as Rachel and Ross; Joey's ill-advised comments to a fan magazine threaten his acting career.

Chandler wants his annoying new roommate (Adam Goldberg) to move out; Joey is facing some exorbitant bills; the girls learn from a book about personal empowerment.

Monica's boyfriend proves to be the life of the party when he attends a basketball game with Chandler and Joey.

Two bullies (Peter DeLuise, Nicky Katt) banish Ross and Chandler from Central Perk; Monica plays the stock market.

Rachel's separated parents (Marlo Thomas, Ron Leibman) unexpectedly attend her surprise birthday party.

Phoebe's romantic meeting with an old friend (Charlie Sheen) is stalled by a case of the chickenpox; Ben celebrates his first birthday; Monica frets about her relationship with Richard (Tom Selleck).

Rachel is a bridesmaid at her ex-fiancé's wedding; she has flashbacks of her own failed wedding day; Monica and Richard's relationship is jeopardized when the subject of children is discussed.

Monica is distraught after her break-up with Richard; Chandler and Janice begin seeing each other again; Ross tells Rachel and Chandler about his "Princess Leia" fantasy.

In a race against the clock, Ross tries to get the gang dressed and ready for a black-tie benefit at the museum.

Leonard and Penny spend time alone; Sheldon tries to face his fear of birds.

Sheldon is jealous when Stuart (Kevin Sussman), a guy from the comic book store, asks Amy out on a date.

Leonard must face the bully who targeted him in high school; Penny confronts her past actions.

Amy is upset with Sheldon when he isn't impressed with her recent accomplishment; Howard struggles with Bernadette's aversion to children.

Everything could change when Leonard spontaneously invites Penny to a romantic dinner.

Penny and Leonard experiment with their new relationship; Raj forms a bond with his phone's virtual assistant.

Leonard starts to reconsider his friendship with Sheldon; Wolowitz tries to choose his astronaut nickname.

Sheldon goes to work with Amy in her neurobiology lab when the university forces him to take a vacation; Bernadette asks Howard to sign a pre-nup.

Sheldon and his nemesis, Kripke, compete for a corner office; Penny feels uncomfortable after receiving a gift from Amy.

Sheldon's routine is turned upside down when his barber gets sick; Wolowitz questions his decision to go into space.

Sheldon chooses to participate in a guys-only weekend Star Wars gaming marathon rather than go with Amy to her aunt's birthday party; he gets a lesson from Penny and Amy.

When Penny buys Leonard and Sheldon "Star Trek" collectibles, Sheldon finds himself haunted by Mr. Spock; after a blind date, Raj believes he has met his future wife.

The Jokers hatch horrible revenge schemes on their office bullies, then put one poor contractor through the wringer as they attempt home improvement projects; tonight's loser will be gifted the world's finest douchemobile.

The Jokers are back at Colonial Diner, offering some new bizarre specials to unsuspecting patrons; they take a ride through the park; after a nasty fall, the Joker must get park goers to help them out from underneath their bike.

A backstage pass to classic episodes of "Impractical Jokers.".

Henry Brogan is an elite assassin who becomes the target of a mysterious operative who can seemingly predict his every move. To his horror, he soon learns that the man who's trying to kill him is a younger, faster, cloned version of himself.

Jaime Reyes finds himself in possession of an ancient relic of alien biotechnology called the Scarab. When the Scarab chooses Jaime to be its symbiotic host, he's bestowed with a suit of armor that's capable of extraordinary and unpredictable powers.

Luke and Manny have their first day of high school; Claire starts work at Jay's company but worries it's not a real job; Mitch juggles an important meeting and Lily's first day of preschool.

Phil's job takes up a lot of his time; Luke has his friends over for a poker game; Gloria worries the baby is cursed; Cam hosts a funeral for the cat's imaginary wife.

When Cam's sister comes to visit, he tries to find a gentle way to break the news of his engagement; Phil and Claire decide to miss one of Luke's games; Gloria is in denial about needing glasses.

The adults struggle to make it to a hot new restaurant in time for the reservation Jay pulled a lot of strings to get.

Jay and Manny oppose Gloria's decision to hire a male nanny; Phil and Jay try to cheer up Frank; Mitch and Cam ask Pepper to help plan their wedding.

George Sr. is worried that Mary wants another baby and gets a vasectomy behind her back; Dr. Linkletter and Dr. Sturgis go to Sheldon for science tutoring.

George Sr. gets an exciting job offer; Sheldon prepares for his move to California.

Sheldon leaves East Texas for the California Institute of Technology following the death of his father, George Cooper Sr.

Young Sheldon ends its seven-year run with a must-see two-episode series finale; Jim Parsons and Mayim Bialik reprise their roles as Sheldon Cooper and Amy Farrah Fowler in an unforgettable hour of television.

Sheldon learns that his high intelligence isn't always helpful growing up in East Texas, where church and football are king.

To appease his mother, Sheldon goes on a quest to make his first friend by following techniques in a self-help book.

Phoebe dates a man who thinks he's stalking her twin sister, Ursula; Ross and Rachel give Chandler "boyfriend" lessons.

Chandler tries to get over his fear of commitment; Phoebe poses as Joey's agent after she forgets to tell him about an audition.

Phoebe tries to bond with her half brother, Frank Jr., by offering to buy a massage; Ross spots Isabella Rossellini; Joey tries to build an entertainment center.

When Janice asks the gang if any of them have ever slept together, the friends flash back to three years earlier.

Joey sees Janice kissing her husband, whom she is divorcing while she dates Chandler; Rachel's father clashes with Ross.

Chandler is devastated after Joey tells him he saw Janice kissing her ex-husband; Monica accidentally bumps Ben's head into a post when she and Rachel babysit; Phoebe is paranoid if she goes to dentist someone she knows will die.

Emotions become the feast of the day when the gang plays a game of touch football on Thanksgiving; the turkey is left stewing when the losing team calls for a rematch.

Rachel wonders if she'll ever get another job after she quits Central Perk; Joey's new job selling Christmas trees upsets Phoebe; Ross accidentally breaks a little girl's leg.

Ross is suspicious about Rachel's possible job offer from a good-looking stranger (Steven Eckholdt); Chandler can't remember which of Joey's many sisters he kissed at a party.

Ross becomes jealous when he hears Rachel's new co-worker (Steven Eckholdt) whispering sweet nothings to her.

Running into Richard at the video store tests Monica's willpower; Joey agrees to read "Little Women.".

Phoebe's ex-singing partner wants to make Phoebe's signature song, "Smelly Cat," a commercial success; Chandler dates a woman with a handicap.

When Stephen Hawking comes to lecture at the university for a week, Wolowitz is given the task of maintaining his wheelchair, making Sheldon green with envy.

Knowledge of Howard's sexual history makes Bernadette reconsider their future together.

Wedding plans are jeopardized when NASA reschedules Howard's mission; Leonard says something in the bedroom that surprises Penny.

The gang tries to help Wolowitz and Bernadette get married before the space launch.

Raj faces his loneliness when his friends are out on dates; while in space, Wolowitz gets drawn into a fight between Bernadette and his mom.

Sheldon tries to intervene when he learns that Penny is thinking about breaking up with Leonard; Howard is picked on in space by the other astronauts.

Amy feels threatened by Sheldon's new assistant; Wolowitz starts to feel the pressures of being in space.

Wolowitz's return from space isn't all he expected; game night becomes a gender war.

Two life sentences for a 1947 double murder land an innocent man in the notorious and corrupt Maine State Penitentiary.

The remaining Avengers -- Thor, Black Widow, Captain America and Bruce Banner -- must figure out a way to bring back their vanquished allies for an epic showdown with Thanos, the evil demigod who decimated the planet and the universe.

Two life sentences for a 1947 double murder land an innocent man in the notorious and corrupt Maine State Penitentiary.

The Jokers ask random park goers to watch their grandma while they make a quick errand, then a fake documentary interviews them; the losing Joker gets dressed as a clown and punished by the other Jokers and returning special guest, Eric Andre.

Finding out whether the team can make it as film directors; celebrity guest Paula Abdul hosts a dinner for her fans, and Sal is in attendance.

Sal, Q, and Murr are put to the test; first as tv producers, then as product inventors, while the losing Joker won't be tooting his own horn, celebrity guest Roy Wood Jr. will.

Sal, Q and Murr are crashing and burning into product displays and hiding in tight spaces, but one of them must face the music with celebrity guest Bret Michaels.

The Jokers pose as lawyers with ridiculous contracts and mean no disrespect yet say disrespectful things to shoppers; the losing Joker is coached by Harvey Guillen on his latest acting method.

Phoebe can't communicate with her new boyfriend, a UN diplomat who doesn't speak English; Ross seeks solace at a party after a bitter fight with Rachel.

A remorseful Ross tries to prevent Rachel from learning his disturbing secret; Monica, Phoebe, Chandler and Joey spend a night eavesdropping.

Excluded from Rachel's ski trip with her pals, lonely Ross visits his ex-wife (Jane Sibbett); Phoebe's cab runs out of gas and the stranded gang turns to Ross for help.

Phoebe's brother wants to marry a woman twice his age; Monica gets a huge tip from an admirer.

Ross is upset when Rachel returns his personal belongings and dates Mark; Monica dates a millionaire.

Monica's aunt dies and leaves her an antique dollhouse that she doesn't want Phoebe to play with; Rachel regrets making a date for Chandler and her boss, Joanna; Joey's interest in Kate intensifies.

Monica considers accepting a dream job in Pete's new restaurant but fears there is more to the deal; Ross makes a sacrifice for Rachel.

The gang goes to the opening night of Joey's plays; Rachel brings a date (Ben Stiller) to make Ross jealous; Joey's play gets terrible reviews, but his co-star provides some comfort.

Afflicted with a mysterious skin condition, Ross seeks advice from Guru Saj; Monica can't decide about Pete.

To her horror, Monica's boyfriend plans to fight; the friends are intrigued by a conversation between two strangers.

The friends stay at a beach house; Phoebe meets someone who knows details about her family; Rachel expresses her jealousy of Ross' uninhibited girlfriend.

Ross dates Rachel again after unwittingly agreeing to take responsibility for their breakup; Phoebe reconciles with her mother; Monica is stung by a jellyfish.

Phoebe becomes convinced that the spirit of her dead mother is inside a cat; Chandler and Joey are robbed; Monica goes on a date with a guy from her high school.

Rachel's boss, Joanna, leaves Chandler in an awkward situation that will require Rachel's help; Monica's catering fiasco.

A preview of upcoming U.S. National Soccer team action.

From Sports Illustrated Stadium in Harrison, N.J.

Analysis and highlights from a U.S. national team soccer match.

Hunted by the warrior Sub-Zero, MMA fighter Cole Young finds sanctuary at the temple of Lord Raiden. Training with experienced fighters and a rogue mercenary, Cole prepares to stand with Earth's greatest champions to battle the enemies from Outworld.

The remaining Avengers -- Thor, Black Widow, Captain America and Bruce Banner -- must figure out a way to bring back their vanquished allies for an epic showdown with Thanos, the evil demigod who decimated the planet and the universe.

Pilot Brodie Torrance saves passengers from a lightning strike by making a risky landing on a war-torn island. When dangerous rebels take the passengers hostage, Torrance seeks help from an accused murderer who was being transported by the FBI.

Steve's prison pen pal mistakes Carl for Steve when she comes for a visit; Eddie learns about family history.

Steve takes a cooking class that leaves everyone rolling in the dough; Someone crushes Carl's new video camera.

Steve's prison pen pal mistakes Carl for Steve when she comes for a visit; Eddie learns about family history.

Steve takes a cooking class that leaves everyone rolling in the dough; Someone crushes Carl's new video camera.

Steve learns Laura is dating a lady-killer with amorous intentions.

Laura runs for student council president with Steve's help; Harriette becomes the neighborhood watch person.

Steve hires singer Johnny Gill to serenade Laura; Carl and Harriette take a second honeymoon.

The Jokers must send bizarre texts and pose as security guards, doing and saying whatever they're told; the losing Joker will be part of an elf orientation hosted by guest star Michael Ian Black.

Waldo dates Laura after getting an ego-boost from Urkel.

The Jokers mix it up at an after-dark social event, and try getting park-goers to sign up for bizarre subscriptions; the losing Joker gets into an unforgettable battle of the sexes with special guest Kim Fields.

The Jokers must send bizarre texts and pose as security guards, doing and saying whatever they're told; the losing Joker will be part of an elf orientation hosted by guest star Michael Ian Black.

The Jokers mix it up at an after-dark social event, and try getting park-goers to sign up for bizarre subscriptions; the losing Joker gets into an unforgettable battle of the sexes with special guest Kim Fields.

The Jokers are back at Colonial Diner, offering some new bizarre specials to unsuspecting patrons; they take a ride through the park; after a nasty fall, the Joker must get park goers to help them out from underneath their bike.

Joey intervenes when the superintendent, Mr. Treeger, moves to evict Rachel and Monica; Chandler tries to quit a health club.

The Jokers hatch horrible revenge schemes on their office bullies, then put one poor contractor through the wringer as they attempt home improvement projects; tonight's loser will be gifted the world's finest douchemobile.

Chandler falls for a woman who is already involved with Joey; Rachel and Ross play the jealousy game.

Joey intervenes when the superintendent, Mr. Treeger, moves to evict Rachel and Monica; Chandler tries to quit a health club.

Chandler falls for a woman who is already involved with Joey; Rachel and Ross play the jealousy game.

Ross starts dating a beautiful but messy co-worker from the museum; Monica and Phoebe cater a sad event.

Chandler faces a tough choice after his passionate kiss with Joey's girlfriend; Rachel has to learn about dining alone.

To atone for kissing Joey's girlfriend, Chandler agrees to stay inside a shipping crate during the Thanksgiving holiday.

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

Chandler wants his annoying new roommate (Adam Goldberg) to move out; Joey is facing some exorbitant bills; the girls learn from a book about personal empowerment.

Ross struggles to maintain a long-distance relationship; Chandler's well-intended attempts to get Rachel a date seem to miss the mark; Monica's plan to assert some authority at her new restaurant goes awry.

Phoebe undergoes an embryo implant procedure to become a surrogate mother for her brother and his wife; Monica and Rachel wager their apartment in a trivia game against Chandler and Joey.

Monica and Chandler encounter Richard (Tom Selleck), Monica's former boyfriend, in a romantic restaurant.

The real father of Rachel's baby is revealed; Monica and Chandler struggle to make their honeymoon flight.

When a new student (Anna Kendrick) joins her college's female a cappella group, she takes the women out of their comfort zone of traditional pieces and introduces them to innovative arrangements.

Rachel crosses swords with her temporary replacement (Dermot Mulroney) at the shop; Phoebe wreaks havoc on the set of Joey's soap opera.

When a new student (Anna Kendrick) joins her college's female a cappella group, she takes the women out of their comfort zone of traditional pieces and introduces them to innovative arrangements.

When a scandal threatens to derail the Barden Bellas, the women must get their act together and redeem themselves at the world championships in Copenhagen, Denmark.

When a scandal threatens to derail the Barden Bellas, the women must get their act together and redeem themselves at the world championships in Copenhagen, Denmark.

After the highs of winning the world championships, the Bellas find themselves split apart. But when they get the chance to reunite for an overseas USO tour, the group of nerds comes together to make some music one last time.

After the highs of winning the world championships, the Bellas find themselves split apart. But when they get the chance to reunite for an overseas USO tour, the group of nerds comes together to make some music one last time.

Barbie and Ken are having the time of their lives in the colorful and seemingly perfect world of Barbie Land. However, when they get a chance to go to the real world, they soon discover the joys and perils of living among humans.

Barbie and Ken are having the time of their lives in the colorful and seemingly perfect world of Barbie Land. However, when they get a chance to go to the real world, they soon discover the joys and perils of living among humans.

When a new student (Anna Kendrick) joins her college's female a cappella group, she takes the women out of their comfort zone of traditional pieces and introduces them to innovative arrangements.

When a new student (Anna Kendrick) joins her college's female a cappella group, she takes the women out of their comfort zone of traditional pieces and introduces them to innovative arrangements.

When a scandal threatens to derail the Barden Bellas, the women must get their act together and redeem themselves at the world championships in Copenhagen, Denmark.

When a scandal threatens to derail the Barden Bellas, the women must get their act together and redeem themselves at the world championships in Copenhagen, Denmark.

After the highs of winning the world championships, the Bellas find themselves split apart. But when they get the chance to reunite for an overseas USO tour, the group of nerds comes together to make some music one last time.

After the highs of winning the world championships, the Bellas find themselves split apart. But when they get the chance to reunite for an overseas USO tour, the group of nerds comes together to make some music one last time.

Steve succeeds in alienating the entire family when he becomes a guest in the Winslow home.

Steve, Waldo and Eddie appear on a television dating show; Carl's birthday attracts little attention from the family.

Steve succeeds in alienating the entire family when he becomes a guest in the Winslow home.

George Sr. is rushed to the emergency room; Meemaw comes to baby-sit; the kids have an adventure getting to the hospital on their own.

Steve, Waldo and Eddie appear on a television dating show; Carl's birthday attracts little attention from the family.

Sheldon refuses to eat solid foods after a choking scare with a breakfast sausage; he discovers comic books for the first time.

George Sr. is rushed to the emergency room; Meemaw comes to baby-sit; the kids have an adventure getting to the hospital on their own.

Sheldon refuses to eat solid foods after a choking scare with a breakfast sausage; he discovers comic books for the first time.

Sheldon struggles with newfound popularity after utilizing statistics to help the football team.

Sheldon is shocked when a NASA representative at school dismisses his science; he becomes determined to prove him wrong.

Meemaw causes a feud when she refuses to give George Sr. her brisket recipe; the kids try to resolve the feud.

Rachel's career is obstructed by her boss, Joanna; Monica faces a big decision; Chandler, Ross and Joey party.

George Sr. takes the boys on a road trip to see a space shuttle launch; Mary, Missy, and Meemaw have a girls weekend at the salon.

Ross struggles to maintain a long-distance relationship; Chandler's well-intended attempts to get Rachel a date seem to miss the mark; Monica's plan to assert some authority at her new restaurant goes awry.

Rachel's career is obstructed by her boss, Joanna; Monica faces a big decision; Chandler, Ross and Joey party.

Ross struggles to maintain a long-distance relationship; Chandler's well-intended attempts to get Rachel a date seem to miss the mark; Monica's plan to assert some authority at her new restaurant goes awry.

Phoebe's brother (Giovanni Ribisi) asks her to carry a baby for him and his wife; Chandler gets lessons in love; Joey finds himself in a class struggle.

Phoebe undergoes an embryo implant procedure to become a surrogate mother for her brother and his wife; Monica and Rachel wager their apartment in a trivia game against Chandler and Joey.

Chandler has a hard time handling Kathy's new role in a play, in which she pretends to have sex with a handsome man.

A visit to a strip joint fails to cheer up Chandler; Rachel gets Ross to go to an opera; Charlton Heston finds Joey in a compromising position during a movie shoot.

Chandler runs into Janice, now divorced, and finds her more irritating than ever; Ross plays rugby to impress Emily; Monica tries to figure out what a mysterious electrical switch in her new apartment does.

Rachel throws Emily a phony going-away party so she can see Joshua outside of work, and pregnant Phoebe craves meat.

Ross tells Emily (Helen Baxendale) how he feels about her; Chandler and Joey suddenly receive a free adult TV channel in their apartment; Phoebe gets some surprising news about her pregnancy.

Ross has concerns about Emily's interests; Rachel's plans for Joshua are upset by a late change of venue.

Ross tries to keep Emily from returning to London; Monica and Rachel attempt to win back their apartment.

The gang heads to Stuart's comic book store to celebrate Halloween; Leonard uses science to seduce Penny.

Monica and Phoebe find life in wedding attire has its charm; Rachel asks Joshua for more spontaneity.

A game threatens Sheldon's relationship with Stephen Hawking; Penny secretly signs up for a college class.

The gang heads to Stuart's comic book store to celebrate Halloween; Leonard uses science to seduce Penny.

A game threatens Sheldon's relationship with Stephen Hawking; Penny secretly signs up for a college class.

Bernadette wants Wolowitz to move out of his mom's house; Sheldon is caught in the middle of Amy and Wil Wheaton's argument.

Raj and Howard try to figure out why Sheldon disappears at 2:45 every afternoon; jealousy arises in Penny and Leonard's relationship.

Sheldon and Wolowitz's fight over a parking spot at the university impacts the whole gang.

When Amy gets sick, Sheldon tries to nurse her back to health; Wolowitz and his father-in-law plan a fishing trip.

During a game, Sheldon revisits Christmas memories; Amy, Penny and Bernadette look for a date for Koothrappali.

When Sheldon is accused of sexual harassment, he ends up getting Raj, Leonard and Wolowitz in trouble.

As the guys don costumes and go on a road trip to a comic book convention, the ladies decide to stay home and try to interpret a comic book.

Sheldon faces a crisis of confidence when he is forced to work with his nemesis, Barry Kripke; Raj and Howard buy expensive action figures of themselves.

A fight between Sheldon and Leonard impacts Amy and Penny's living arrangements; while Howard is away, Raj helps Mrs. Wolowitz out.

The guys search for a perfect Valentine's Day gift for their significant others; Stuart and Raj host a "lonely people" party at the comic book store.

After a bad date, Koothrappali decides to never leave his apartment; Penny's acting skills impress Sheldon.

Leonard, Sheldon and Wolowitz talk to junior high girls about science-related careers; Raj plans a date with Lucy.

Howard considers whether he should open a letter from his father; Penny and Leonard host a "grown-up" cocktail party.

The family goes to the annual school fair; Phil and Claire each plan a separate surprise for their 20th wedding anniversary; Haley has an awkward encounter.

The girls get involved when Leonard, Sheldon and Raj compete for tenure at the University.

Claire encourages Jay to go to ClosetCon, where he is reunited with former colleagues; for the first time, Cam takes Lily and Mitch to the Tucker farm.

The family goes to the annual school fair; Phil and Claire each plan a separate surprise for their 20th wedding anniversary; Haley has an awkward encounter.

Claire encourages Jay to go to ClosetCon, where he is reunited with former colleagues; for the first time, Cam takes Lily and Mitch to the Tucker farm.

Cam is extremely focused -- and ruthless -- as a big football game approaches; Claire wants to prove herself at work; Phil tries to teach his children about optimism.

Jay and Manny set out to cut down their own Christmas tree; Gloria is on edge when her mother visits; Mitchell does last-minute shopping to find the perfect gift for Lily.

Phil ends up in jail after tricking Luke into taking a dance class; Jay and Gloria plan birthday parties for Manny and Joe; Mitch and Cam try to book a wedding venue.

Gloria has an encounter with a mean mom (Jane Krakowski) during the high school open house; Mitchell meets a judgmental neighbor (Jesse Eisenberg); Alex goes to a therapist.

Haley turns the tables when Claire and Phil try to talk with her about her future; Jay receives news from his friend Shorty; Cam and Mitch go on a romantic date.

Steve's new relationship with his girlfriend gives Francine empty-nest syndrome; Roger tries to enroll in college with Haley.

Claire and Phil spy on Luke and Manny; Jay misinterprets Gloria's anger over a dream she thinks he had for another offense he committed; Mitch tries to keep a secret from Cam; Haley tries to keep her photography exhibit from her family.

Francine supports Stan's long-suppressed love of competitive figure skating until he ditches her for a new partner.

Steve's new relationship with his girlfriend gives Francine empty-nest syndrome; Roger tries to enroll in college with Haley.

Steve's robot look-alike, Urkelbot, returns to fight crime. The Winslow women try a new line of hair products and go bald.

Francine supports Stan's long-suppressed love of competitive figure skating until he ditches her for a new partner.

A short story comes to life when Steve writes about Johnny Danger and a plot to silence Laura's aunt before she talks.

Steve's robot look-alike, Urkelbot, returns to fight crime. The Winslow women try a new line of hair products and go bald.

A short story comes to life when Steve writes about Johnny Danger and a plot to silence Laura's aunt before she talks.

Steve and Carl appear in a television grudge match to settle a disagreement.

Sheldon is forced to tutor Georgie when poor grades threaten his brother's future on the football team.

Steve glues himself to Laura and ruins her date with a hunk; Carl buys Eddie a used car.

When Sheldon moves to Dallas to attend a school for gifted children, the family struggles to cope with his absence.

Sheldon is forced to tutor Georgie when poor grades threaten his brother's future on the football team.

When Sheldon moves to Dallas to attend a school for gifted children, the family struggles to cope with his absence.

Sheldon is required to attend Sunday school, but when he returns he decides to learn all he can about a multitude of religions.

Sheldon asks for a computer and unknowingly sparks an argument between Mary and George Sr. over the family's finances; Mary and the twins move in with Meemaw.

Sheldon's fear of germs leads him to detention when flu season hits Medford and he goes to extremes to stay healthy.

Rachel and Ross reminisce separately about when they dated each other; the friends get invitations to Ross's wedding, but not all of them are going.

When Mary takes a job as church secretary, she finds herself becoming Pastor Jeff's marriage counselor; Sheldon and Missy spend their first afternoon home alone.

After Joey almost loses Ross' wedding ring, Ross asks both Joey and Chandler to serve as his best man; the girls host a baby shower for Phoebe.

Rachel and Ross reminisce separately about when they dated each other; the friends get invitations to Ross's wedding, but not all of them are going.

After Joey almost loses Ross' wedding ring, Ross asks both Joey and Chandler to serve as his best man; the girls host a baby shower for Phoebe.

Rachel, Monica, Joey, Chandler and Ross go to London for the wedding where Joey meets Sarah Ferguson, the Duchess of York.

Rachel frantically tries to get to London to tell Ross that she loves him before he marries Emily; Ross' parents argue with Emily's parents, Steven and Andrea Waltham.

Ross is distraught over the wedding; Emily punches Ross and flees from the reception; Monica and Chandler try to control their passions.

Monica and Chandler are caught in a passionate embrace but try to prove it was innocent: Ross' wife won't speak to him; Phoebe feels neglected; Rachel appoints Monica as her advisor in romance.

Phoebe prepares to give birth, but the doctor makes her nervous; Joey gets admitted in great pain; Monica plans a date with a male nurse to spite Chandler.

Ross' estranged bride makes him an offer; Phoebe deals with traumatic memories of PBS; Monica gets upset at Chandler when he gloats about sex; Joey challenges Phoebe to perform a completely selfless act.

An exchange between Ross and Rachel threatens to break up the friends; Chandler and Monica plan a romantic weekend getaway together; Joey finds out about Monica and Chandler.

Phoebe is surprised to discover that she enjoys wearing mink; Ross confronts Emily, and she demands a divorce; Monica and Rachel are afraid of a hairy new neighbor, until they find out how handsome he is with his hair cut.

Amy tries to help Sheldon get over his compulsive need for closure when one of his favorite TV shows is canceled; Raj discovers a secret about Lucy.

Personal habits clash when Ross moves in with Chandler and Joey; Phoebe dates a health inspector (Gregory Sporleder); Rachel schemes to get her new neighbor to ask her our on a date.

Leonard and Sheldon hire the host (Bob Newhart) of their favorite childhood TV show to perform; Bernadette and Howard run into trouble while dog-sitting for Raj's pet.

As the gang digests Monica's huge Thanksgiving meal, everyone reminisces about their worst Thanksgiving ever.

Amy tries to help Sheldon get over his compulsive need for closure when one of his favorite TV shows is canceled; Raj discovers a secret about Lucy.

Leonard and Sheldon hire the host (Bob Newhart) of their favorite childhood TV show to perform; Bernadette and Howard run into trouble while dog-sitting for Raj's pet.

Amy and Sheldon's relationship takes a surprising turn during a game of "Dungeons & Dragons"; Lucy and Koothrappali have an awkward date.

When Leonard receives an exciting opportunity to work overseas, Penny and Sheldon are thrown for a loop.

Sheldon and Penny share secrets while Leonard is away; Wolowitz helps Raj get over his ex.

Leonard and Sheldon's friendship is tested; Wolowitz's relationship with his mom causes a threat to his masculinity.

Raj designs a scavenger hunt that brings out the best -- and the worst -- in the whole gang.

Sheldon wants revenge after Amy ruins one of his favorite films; Leonard finds a way to get Penny to do anything; Stuart and Raj make online dating profiles.

Sheldon and Amy's relationship is tested when she takes a job at his university; a fight with Bernadette leaves Howard sleeping on Raj's couch.

Sheldon's latest scientific breakthrough leaves him feeling like a fraud; a romantic gesture between Howard and Bernadette causes Penny to up her game with Leonard.

When Professor Proton asks Leonard for help with an experiment, Sheldon retaliates by befriending Proton's rival, Bill Nye.

When a mistake comes to light, Sheldon makes Leonard walk a mile in his shoes; Penny decides to confront Raj's ex.

When the gang decides to spend Thanksgiving at Mrs. Wolowitz's house, Sheldon protests; Leonard and Penny deal with an error from her past.

Amy and Leonard try to help Sheldon deal with his shame; Raj stays with Bernadette and Howard for a week.

Luke competes against the son of Phil's nemesis (Rob Riggle) in a wrestling match; Cam and Mitch ask Claire to pick up Lily from school without mentioning the recent lice incidence in her class; Gloria chaperones a field trip.

While Sheldon is in Texas, the rest of the gang realize how much he has changed their lives as they decorate the apartment Christmas tree.

Cameron feels competitive when a popular teacher returns from sabbatical; Haley goes to a realtor's banquet with Phil; Mitch struggles to get his bearings at his new job; Jay and Gloria babysit Lily.

As Leonard tries to help Penny with a disappointment, Penny asks him a bold question about their relationship; Sheldon wants to learn how to be funny.

Luke competes against the son of Phil's nemesis (Rob Riggle) in a wrestling match; Cam and Mitch ask Claire to pick up Lily from school without mentioning the recent lice incidence in her class; Gloria chaperones a field trip.

Cameron feels competitive when a popular teacher returns from sabbatical; Haley goes to a realtor's banquet with Phil; Mitch struggles to get his bearings at his new job; Jay and Gloria babysit Lily.

Jay takes Luke to the garage for some male bonding; Gloria and Claire take Lily dress shopping; Mitch, Cam, Alex and Manny spend a day at the museum; Phil helps Andy make an anniversary gift for his girlfriend.

Jay is determined to get the adults' hotel suite upgraded; Claire tries to win back some money; Phil auditions to be a magician.

Mitch struggles to hide his genuine feelings about an unflattering wedding topper Cam's father made; Phil tries to help Gloria sell the apartment she had before Jay but they get sidetracked at a salon; Jay wants to host a nice family evening.

The family joins Phil as he travels to Australia to fulfill his mother's wish that he see the land where he was conceived.

Phil cannot handle the stress when he tells Claire an elaborate lie; Gloria is tasked with organizing this year's family portrait; Jay covertly enters Stella in a dog show.

Jay, Gloria and Manny challenge one another to try something new; Mitch and Cam sell a couple of their prized possessions to fund the wedding; the kids play a joke on Phil and Claire.

A series of crises on Mitch and Cam's wedding day put Pepper to the test; Phil gets an eye procedure before the celebration; Claire embraces the role of best woman.

Chaos forces Mitch and Cam to move from one contingency plan to another, but an unexpected turn of events allows the day to move forward.

When Alex returns from a humanitarian trip, the family dynamic shifts; Cameron remains in a lovey-dovey mood even after the honeymoon ends; Gloria gives Jay a taste of his own medicine after noticing the lack of effort he puts into his appearance.

The Dunphys stay in a cramped hotel room while the house is treated for mold; Gloria feels protective when Manny starts dating an older girl; Cameron wants to maintain his team's winning streak but fears Mitchell is a jinx.

Sheldon makes friends with an upperclassman who introduces him to a new field of science; Mary and George disagree on how to handle Sheldon's blossoming social life.

A disappointing loss at the science fair sends Sheldon's life in a new direction.

Sheldon is bullied by an unlikely character; Mary and George disagree on how to handle the situation.

Mary bans Sheldon from reading a mature comic book; Sheldon decides it's time to stop living under Mary's thumb.

When Sheldon is no longer academically challenged at Medford High, he audits a college class taught by Dr. John Sturgis.

A battle erupts in the neighbourhood between the Coopers and the Sparks when Sheldon is terrorised by the Sparks' new dog.

Ross becomes upset when someone at work takes his sandwich from the refrigerator and eats it; Joey finds himself in a mess when he tries to cover for Chandler and Monica's dating.

Phoebe helps the Salvation Army and learns some truths about New Yorkers; Rachel gets a date with her neighbor who has a close relationship with his sexy sister; Joey tries to write a play in which he can be the star.

Ross vows to try something new; Joey resolves to learn guitar from Phoebe; Rachel gives up gossiping.

Monica is put off by the laugh Chandler uses to impress his boss (Sam McMurray); Ross shocks everyone by dating Janice (Maggie Wheeler).

Phoebe meets her estranged father (Bob Balaban) at her grandmother's funeral; Joey's fondness for an expensive bag loses him an audition; Chandler tells perfectionist Monica that she is useless at massage.

Ross must prove to his boss that he is sane in order to return to work; Phoebe finds out about Monica and Chandler's relationship; Ross hunts for a new apartment.

Chandler gets nervous when everyone learns about Monica; Joey's new girlfriend gets physical; Ross moves into a new apartment but fails to impress his new neighbors.

Phoebe finds a police officer's badge and goes on a spree of arrests until she meets up with the owner; Joey thinks he's in love with Monica; Ross buys a couch but won't pay to have it delivered.

Rachel worries about a kiss she gives to a job interviewer; Monica observes Phoebe's romantic bliss; Joey is arrested for stalking a sexy neighbor.

Rachel tries to impress her boss by smoking, which gives Chandler fond memories of his former addiction; Ross's son and Joey audition for the same part in a commercial.

Ross competes with Chandler for the attentions of a pizza deliverywoman (Kristin Dattilo-Hayward); Joey discovers that his guest-starring role on "Law & Order" was cut while watching the show with his proud grandmother.

Joey tries to save Ross' life when he thinks he hears gunshots while on patrol with Phoebe's police officer boyfriend.

Sheldon must learn how to relax when he is forced to take a vacation; Leonard tries to support Penny when she quits her job; Bernadette needs to replace one of Stuart's comic books.

Unable to get Comic-Con tickets, Sheldon tries to hold his own convention and ends up spending a wild evening with James Earl Jones; the ladies try to act maturely.

Sheldon and Amy go on a trip to wine country with Howard and Bernadette; Penny and Leonard rush Raj's dog to the vet.

When Leonard buys a dining room table, Sheldon re-evaluates the changes in his life; Bernadette is torn when Wolowitz gets the chance to go back to space.

Bernadette tries to negotiate peace between Sheldon and Wolowitz; Penny receives an embarrassing offer; Raj wants Amy to write to a woman on his behalf.

Sheldon is faced with a new reality when he visits his mom in Houston; a murder mystery party starts arguments.

Raj struggles with guilt when he dates two women at once; Penny has a chance to play a part in a cheesy movie; Sheldon is torn between two gaming systems.

Sheldon has a personal crisis when he decides string theory is a waste of his time; a double date ends in embarrassment for Howard.

All Elite Wrestling continues to inject new spirit, freshness and energy into mainstream wrestling featuring a world-class roster of diverse male and female wrestlers.

The Jokers hatch horrible revenge schemes on their office bullies, then put one poor contractor through the wringer as they attempt home improvement projects; tonight's loser will be gifted the world's finest douchemobile.

The Jokers have an over-the-top reaction to a phone call and offer absurd event tickets to people on the street; the losing Joker is joined by Alf, the alien.

The Jokers are bad receptionists and must do and say what the other guys tell them; a Joker vs Joker challenge with Joey Fatone, followed by Joey Fatone's epic punishment culminated by the Joker's previous punishments.

Phil and Claire panic when an obnoxious couple looks at the house for sale next door; Jay learns Manny's girlfriend is the granddaughter of a business rival -- after forbidding Manny to see her; Cam and Mitch are scared of Lily's teacher (Tyne Daly).

When Claire lets Phil take charge of Halloween, he decides to do something different than her usual fright-fest theme; Jay wants to be Prince Charming for Halloween -- complete with a full head of hair; Cam becomes overwhelmed.

Phil and Claire aren't sure what to think when Haley and Andy start spending a lot of time together; Gloria hires a Spanish tutor for Manny; Cam and Mitch run into a popular journalist at a school function.

With Phil and Luke cooking Thanksgiving dinner, Claire decides to prepare a secret back-up turkey; Jay and Gloria's trip is canceled at the last minute; Lily refuses to wear a nice dress to dinner.

Claire and Phil worry that Alex's boyfriend is imaginary; Manny might ruin Jay's plan to avoid attending a party; Mitch and Cam's new white couch becomes a mishap waiting to happen.

The whole family takes Haley to a bar to celebrate her 21st birthday; Phil and Jay hit a snag while trying to pick up Haley's present; Lily asks Alex, Luke and Manny where babies come from.

When a near-death experience leads to several members of the family deciding to make life changes, the rest of the clan bears the brunt of their new attitudes.

Phil calls in his father and his retired friends to help in a war with the neighbors; Jay and Gloria disagree over Joe's potty training.

When Phil thinks Luke is giving him the cold shoulder, Andy becomes Phil's new right-hand man; Jay is put in a tough spot when it is suspected that Joe is allergic to Stella; Mitchell does some freelance legal work at Jay's company.

Claire senses Phil may be more into "Juliana" than her; Gloria's sister visits; Mitchell and Cameron get into a situation with Anders.

Claire takes a first class seat on a flight, leaving Phil in coach; Gloria makes Jay teach Manny how to defend himself; Mitch, Cam and their friends throw Sal a belated baby shower.

While stuck at the airport, Claire partakes in online snooping that creates drama with the rest of the family.