An ancient mask transforms a drab bank clerk (Jim Carrey) into a grinning Romeo with superhuman powers.

Sal, Q and Murr kick off another season of antics by getting themselves stuck in a vent system and confusing customers at a bagel shop. Then, our losing Joker will face humiliation in a punishment that's tough to swallow.

To head off political embarrassment, the aide (David Spade) of a gubernatorial candidate (Tim Matheson) shepherds his boss's uncouth brother (Chris Farley).

Following a night of drinking in a ski-resort hot tub, four pals awake in 1986, getting a chance to rewrite the past.

When the school bully is diagnosed with leukemia, Steve Urkel organizes a bone marrow drive; with Jaleel White, Lamont Bentley and Reginald VelJohnson.

The transformation machine turns Urkel into a karate expert to fight bullies.

After she is robbed, Laura considers arming herself, but instead she organizes a gun turn-in program.

Sheldon's search for a comic book leads him to a breakthrough; Georgie and Mandy have an uncomfortable first encounter with her parents.

Sheldon's database invention puts him at odds with the university; the church takes issue with Meemaw's video store.

Sheldon considers dropping out of college to focus on building his database; George Sr. is frustrated when someone else gets credit for his football wins.

Mary struggles to make new friends; Mandy pushes Georgie to date another woman.

Sheldon learns the university is building a database without him; Mary takes care of a bedridden Mandy and Meemaw.

Mary butts heads with Mandy's mother, Audrey; Sheldon attempts male bonding.

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

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.

Ross and Rachel become more than just friends; Monica caters a party for a dashing older doctor (Tom Selleck).

Everyone at Monica's dad's birthday party finds it amusing that their middle-aged friend (Tom Selleck) is dating a woman in her 20s until Monica's parents learn that it is their daughter; Chandler and Joey argue over a dirty spoon.

With Joey in his new apartment, Chandler gets a troublesome new roommate (Adam Goldberg); Phoebe makes a video for.

Joey's comments in a magazine for soap-opera fans could mean the end of his role on.

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.

Howard considers whether or not he should open a letter from his father; Penny and Leonard host a.

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

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.

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.

After breaking up with her boyfriend, Haley finds herself in the arms of Stan's body double from the CIA.

Roger suggests that Stan hold a telethon to raise funds after the CIA's budget gets cut; when Stan takes credit for the idea, Roger is infuriated.

Steve feels better about having to wear a back brace after Stan admits he has worn a toupee since he was Steve's age; Roger and Francine try to sneak in an unpaid guest on their spa retreat for two.

A co-worker gives Stan pills that allow him to stay up all night after he becomes fed up with a lack of alone time.

The Smiths try to plan a family game night, but Roger is full of excuses about prior commitments and gets caught in a lie.

Stan is legally separated from his favorite foods when Langley Falls implements a new ban on trans fats.

When Stan forgets to get grenadine at the grocery store, Roger goes crazy and promises to get him back by taking over a project close to his heart.

When Stan's con-man dad, Jack, resurfaces in prison awaiting trial for a crime he did not commit, Steve gets Stan to let Jack stay with them under house arrest; Steve takes the opportunity to reconcile the two.

Steve and company sabotage a stuck-up kid's (Seth Green) bar mitzvah after he hits on Steve's girlfriend.

Francine fears Stan is gone for good when he is kidnapped in Colombia; Steve and Roger take on another case.

Carl and Steve find themselves balanced on a church tower while trying to rescue Mr. Looney.

Steve accidentally transforms himself into Elvis, not Einstein, when an experiment flops; Carl and Harriette are appointed marriage counselors.

Laura and Myra fight over Steve; Richie's class visits Carl at the precinct.

After Steve (Jaleel White) is threatened, Carl (Reginald VelJohnson) acts as his bodyguard; Eddie (Darius McCrary) is hit on by his boss's daughter.

The Winslows see a counselor to discuss the family's tension and hostility.

Steve travels to Walt Disney World to participate in an inventors contest.

Paige drags Sheldon to a college party; Missy gets caught in a lie.

The Coopers can't be found as Mandy goes into labor; Sheldon is excited about the launch of his database.

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

Missy steals her dad's truck and 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.

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).

When ex-fiance Barry and Mindy's wedding day arrives, bridesmaid Rachel has flashbacks of her own failed wedding day.

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

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

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

Ross panics when he sees his son with a Barbie doll; Chandler's fear of commitment surfaces in his relationship with Janice.

Phoebe offers to buy Frank Jr. (Giovanni Ribisi) a massage; 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.

When Monica buys a new bed from the.

Chandler and Janice (Maggie Wheeler) reach a turning point in their relationship; the Ugly Naked Guy may be dead.

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.

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.

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.

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.

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.

Sheldon gives spontaneity a try, which causes unexpected friction for Penny, Bernadette and Amy; Raj asks Howard for help with preparation for a date with Emily.

Professor Proton (Bob Newhart) helps Sheldon deal with grief; Leonard gets into a competition with Penny; Bernadette and Amy prepare a.

Mitchell is having a hard time letting go of his old life and Gloria steps in to help him say goodbye; Haley, Luke and Alex decide to throw a party at the Dunphy house when Claire and Phil leave for a trip; Dylan's mom takes the twins for the night.

Mitchell and Cam settle into their new normal; Phil and Claire decide that one of the kids needs to move out; as Gloria becomes more successful at work, she notices Jay and the kids don't seem to need her as much.

The family struggles with goodbyes.

Jay has grown children, grandchildren and a gorgeous young wife, who has a preteen son of her own; all together they must bridge generational, cultural and social gaps.

Phil is determined to help Luke prove he is responsible enough to have a new bike; Jay and Manny have some father and son time.

Jay reluctantly takes Phil on a model-airplane excursion, and Gloria goes shopping with Alex. Meanwhile, Claire and Manny get to know each other as siblings.

Jay's ex-wife, Dede (Shelley Long), tries to make amends with everyone she offended at Jay and Gloria's wedding.

Tensions rise during a day of barbecue and football at Jay and Gloria's in the wake of an incident between Manny and Luke at school.

Jay and Gloria have a disagreement about Manny's choice of outfit for his first day back at school; Cameron and Mitchell freak out when Lily gets a bump on the head.

The family comes out to support Manny's newfound interest, fencing; Phil is determined to find Luke's hidden talent.

Claire wants to surprise Phil with a private performance by one of their favorite musicians (Edward Norton); Cameron and Mitchell invite their friend Sal (Elizabeth Banks) out for a night on the town.

Claire and Phil decide to plan the biggest and best birthday party for Luke.

Claire and Phil threaten to take away Christmas when the kids get into trouble; Cameron and Mitchell take Lily to have her first picture taken with Santa.

Gloria does not like Jay's reaction to the arrival of Manny's father (Benjamin Bratt); Phil is rushed to the hospital; Mitchell and Cameron try to sleep-train Lily.

Steve must tell Myra that he plans to marry Laura; Eddie and Waldo lose their way.

Steve and Carl face off in a dance contest; Laura dates Waldo's friend.

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.

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.

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.

Phoebe reunites with her former singing partner (E.G. Daily); Chandler dates a woman (Sherilyn Fenn) who has a prosthetic limb.

Phoebe has trouble communicating with her new boyfriend; Ross seeks solace at a party after a bitter fight with Rachel.

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.

Desperate, Monica agrees to a date with one of her restaurant customers; Phoebe's younger brother visits.

Rachel goes on her first date after splitting with Ross; Joey's new flame doesn't seem interested in him.

Rachel regrets making a date for Chandler and her boss, Joanna (Alison LaPlaca); Joey's interest in Kate (Dina Meyer) intensifies.

Monica considers accepting a dream job in Pete's (Jon Favreau) new restaurant but fears there is more to the deal.

A bad day compels Penny to re-evaluate her choices -- including Leonard; Bernadette and Howard must care for Mrs. Wolowitz; Sheldon gives Raj advice on relationships.

Faced with an uncertain future, Sheldon considers a major change; Emily and Raj decide to take things to the next level.

Leonard and Amy make an unexpected trip to Arizona to fetch Sheldon; Penny interviews for a job at Bernadette's company; Stuart's relationship with Mrs. Wolowitz disturbs Howard.

When Sheldon must teach a class, Howard decides to take it; Amy takes advantage of the tension between Penny and Bernadette.

Wolowitz feels nervous when he is asked to throw the first pitch at a Los Angeles Angels game; Penny and Leonard want to prove Sheldon wrong after he says he and Amy are the better couple.

Raj's honesty comes back to haunt him when his new girlfriend is unfriendly to Penny; the guys think about becoming part owners in Stuart's store.

During their weekend in Las Vegas, Bernadette and Amy accuse Penny of being a buzz kill; the guys try to invent the next big thing.

Raj and Sheldon try to simulate a dark-matter research expedition; after a fight about money, Penny and Leonard turn to Bernadette and Wolowitz for advice.

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.

Sal, Q and Murr kick off another season of antics by getting themselves stuck in a vent system and confusing customers at a bagel shop. Then, our losing Joker will face humiliation in a punishment that's tough to swallow.

When Claire finds a dirty picture on the computer and assumes it is Luke's doing, guilty Phil does not correct her; Jay and Gloria disagree over his beloved, life-size dog butler statue; Cameron involves himself in the gardener's woes.

Mitchell plants an idea in Jay's head; Manny's date gets a makeover from Gloria.

A visit from an old friend (Minnie Driver) leaves Claire feeling inadequate; Mitchell tries to help Gloria with some legal issues.

Claire and Phil plan a Valentine's Day excursion; Jay takes Gloria to a comedy show; Cameron and Mitchell try to play cupid for Manny.

Phil tries to conquer his fear of the dark when he and Luke go on a discovery expedition underneath the house; Mitchell and Cameron invite Lily's pediatrician over for brunch.

Phil invites his high school girlfriend (Judy Greer) to the house; Jay accidentally kills Manny's pet turtle, then goes to extremes to cover his tracks; overworked Mitchell stands up to his boss.

Claire and Phil each take on one of the kids' school projects; Gloria and Cameron bond during a night out.

The release of a new product Phil wants coincides with his birthday; Mitchell has a newfound desire to toughen up; Cameron gets involved in a neighbor's marital problems.

Luke and Manny's hot-tempered basketball coach quits during a game, causing Jay and Phil to jockey to fill the position; Mitchell takes Cameron along to meet a prospective employer.

Claire is suspicious when Phil's father shows up for an expected visit; Manny is traumatized by a horror movie.

Gloria invites the whole family on a getaway to Hawaii for Jay's birthday.

An unexpected reality check dampens Jay's plans for relaxation; Phil wants to make the trip romantic for Claire; the kids get into mischief when left to their own devices.

Everything seems to be working against Claire's plans for a new family portrait; Cameron gets a gig as a wedding singer, leaving Mitchell home alone with Lily and a wayward pigeon.

Phil finally agrees to sell the old station wagon but only after a family trip down memory lane; Cameron asks Jay for help when Mitchell decides to build a life-size princess castle for Lily.

Gloria decides to honor her late grandmother by cooking more traditional Colombian meals; Claire finds out Alex is interested in a boy; Mitchell's aversion to public displays of affection causes an argument.

Urkel's genetically engineered termites escape after he moves in with Eddie and Waldo.

Steve accidentally shrinks himself and Carl in his transformation machine.

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.

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.

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 gang spends a weekend at a beach house; in search of her father, Phoebe meets a family friend (Teri Garr) with links to her family's past.

Ross is dating Rachel again but hates what he had to do to get her back; Phoebe and her birth mother (Teri Garr) reconnect; Monica is stung by a jellyfish and has to resort to drastic measures to relieve the pain.

Phoebe finds meaning in the appearance of a stray cat; Joey and Chandler agree to sell some furniture.

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

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.

The guys try to help when Penny is faced with an awkward dilemma at work; Bernadette and Amy discuss sexuality and female scientists.

Sheldon feels pressured to participate in romantic traditions when the gang re-creates a high-school prom on the roof.

Leonard has minor surgery on his nose, causing Sheldon to overreact; Bernadette and Howard work on their marriage.

Sheldon says goodbye to Fun With Flags; Howard, Leonard and Raj look through their dead professor's research; Bernadette learns her co-workers' true feelings.

Leonard and Wolowitz clash over a work emergency; Amy throws a Victorian Christmas party which Sheldon resents.

When the guys agree to do something the girls like, Sheldon and Leonard end up having a confrontation.

Sheldon asks his friends to challenge him in hope of achieving a scientific breakthrough; Wolowitz invents a game about Raj.

Sheldon and Leonard must defend themselves from an online bully's criticism after they co-publish a paper; Bernadette, Penny and Amy confront embarrassing moments during a girls night.

While the gang waits for the reopening of Stuart's comic book store Wolowitz gets some shocking news; Penny has trouble taking her own advice; Leonard and Raj think they spot Nathan Fillion at a restaurant.

Penny and Sheldon design an experiment -- as a joke -- to make participants fall in love; Howard and Bernadette get into trouble at the airport.

Amy finds out that Sheldon applied for a one-way mission to colonize Mars; a trip to the pet store leads to a fight; Leonard has a surprise for Penny; Raj is busted while snooping in Emily's apartment.

A magazine article only credits Sheldon in an article about a paper he co-wrote with Leonard; a blackout at Mrs. Wolowitz's results in a final dinner in her honor.

The Jokers are back working as dry cleaners and TV producers, but one of them can't keep it together and must endure concertgoers who have escaped their enclosures.

A backstage pass to classic episodes of.

Five highly competitive friends hit the ground running for their yearly, no-holds-barred game of tag -- risking their necks, their jobs and their relationships to take one another down.

Following in his father's footsteps, Rusty Griswold takes his wife and two sons on a cross-country road trip to America's favorite fun park, Walley World.

Five highly competitive friends hit the ground running for their yearly, no-holds-barred game of tag -- risking their necks, their jobs and their relationships to take one another down.

Naked Laura and Urkel unexpectedly meet in the shower.

Urkel, fearing Myra's jealousy, hides his attraction to a fellow bug collector.

Stefan Urquelle calms an unruly class when Steve tries to substitute teach.

Urkel plays go-between for Eddie and his girlfriend; guest Ziggy Marley.

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.

George Sr. is worried that Mary wants another baby and gets a vasectomy behind her back; Drs. Linkletter and 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.

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 (Giovanni Ribisi) and his wife (Debra Jo Rupp); Monica and Rachel wager their apartment in a trivia game against Chandler and Joey.

Rachel's setback at work leads to a new romantic interest; Chandler is jealous of Kathy's onstage co-star.

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.

Ross takes up rugby to impress Emily (Helen Baxendale); Chandler sets up a ruse to avoid his former girlfriend Janice (Maggie Wheeler).

Rachel throws a surprise party for Emily so she can invite Joshua; Phoebe develops a craving for 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.

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

When Sheldon and Leonard are asked to speak at UC Berkeley, they take a detour in hope of meeting an idol; Raj and Amy try to settle a dispute between Howard and Bernadette with a game of pingpong.

Sheldon and Amy build a blanket fort -- and come to a crossroads in their relationship; Wolowitz meets a half-brother he didn't know he had; Leonard and Penny have an argument during an appearance on Wil Wheaton's podcast.

The guys fight over what message Raj should write for NASA in case of alien contact; Penny has to decide between auditioning for a movie or keeping her pharmaceutical sales job.

Wolowitz questions his engineering skills after he and Sheldon can't get a toy drone to fly; a canceled flight puts Leonard's plans in jeopardy; Raj sets his parents against one another after he's cut off financially.

When Sheldon's and Leonard's mothers finally meet, personalities collide; Howard decides to do his share of the chores -- with a little help from his friends.

While facing dramatic changes in his relationship with Amy, Sheldon pushes Penny and Leonard to choose a wedding date.

Sheldon struggles to understand what is going on with Amy; Penny must decide if she can get past Leonard's bad behavior.

Leonard tries to ease Penny's mind; Sheldon plans a special episode of.

Jonas Taylor leads a research team on an exploratory dive into the deepest depths of the ocean. Pitted against colossal, prehistoric sharks and relentless environmental plunderers, they must outrun, outsmart and outswim their merciless predators.

A marine biologist (Saffron Burrows) and her staff become the prey of scientifically altered sharks that have a hunger for human flesh.

A group of scientists exploring the Marianas Trench encounter the largest marine predator that has ever existed the Megalodon.

Hoping to solve the mystery of her father's disappearance, young Lara Croft embarks on a perilous journey to his last-known destination -- a fabled tomb on a mythical island that might be somewhere off the coast of Japan.

When an earthquake hits, Claire gets stuck in the bathroom with the plumber; Manny experiences an existential crisis while out with Jay; Mitchell and Cameron use the quake as an excuse to get out of a party thrown by a friend (Nathan Lane).

Claire and Mitchell try to spare their significant others from embarrassment; Haley tries to teach Alex how to be cool.

Phil and Claire announce a family challenge after noticing how busy everyone is with electronic devices; Cameron and Mitchell try to get Lily into a good preschool.

Claire prepares to make the Dunphy house spooky for Halloween; Cameron does not like the holiday because of a traumatic childhood experience; Jay and Manny tease Gloria about her accent.

Claire and Haley are stuck at home sick; the taunting of a chirping smoke detector has Phil preoccupied; Gloria and Manny's surprise visit at Jay's work leads to headaches for him; Cameron takes Lily for a commercial.

Manny experiences a minicrisis over getting older; Phil and Claire engage in a car race on the way to a restaurant; Mitch and Cam go to the mall to pick up a gift for Manny's birthday.

Cameron's mother (Celia Weston) makes Mitchell uncomfortable; Haley breaks up with Dylan.

Luke and Manny have their first school dance; Jay and Phil take Luke and Manny on a mall run that becomes quite stressful; Mitch and Cam learn that Lily is biting other kids on the playground.

Claire intends to stop a car that speeds through the neighborhood; Phil deals with a difficult client; Jay teaches Manny to ride a bike; Mitchell and Cameron meet a charming neighbor.

Alex's dedication to learning makes Claire and Phil question themselves; Gloria tries to make new friends; Mitch runs into an ex-girlfriend while out with Cam.

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.

Chandler and Joey compete to be best man at Ross' wedding; Joey loses Ross' treasured wedding ring; Phoebe suffers extreme mood swings because of her pregnancy.

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.

A marine biologist (Saffron Burrows) and her staff become the prey of scientifically altered sharks that have a hunger for human flesh.

A group of scientists exploring the Marianas Trench encounter the largest marine predator that has ever existed the Megalodon.

Jonas Taylor leads a research team on an exploratory dive into the deepest depths of the ocean. Pitted against colossal, prehistoric sharks and relentless environmental plunderers, they must outrun, outsmart and outswim their merciless predators.

A swashbuckler (Johnny Depp) must rescue a governor's daughter (Keira Knightley) from a pirate (Geoffrey Rush) and his mates, who turn into skeletons by moonlight.

Capt. Jack Sparrow (Johnny Depp) must find a way to avoid the clutches of ghostly pirate Davy Jones (Bill Nighy) and his crew or be damned for all eternity.

Aquaman must retrieve the legendary Trident of Atlan to save the underwater city of Atlantis -- and the surface world -- from his power-hungry brother.

Claire and Phil find themselves in a compromising position when the kids try to surprise them with breakfast in bed; an e-mail mars Jay and Gloria's Vegas vacation; Mitch and Cam try to get a hookup at a hot new restaurant.

Claire and Phil decide to reprise their role-playing adventure from the previous year; Jay's elaborate Valentine's surprise for Gloria keeps getting held up; an admirer comes between Cameron and Mitchell.

Sal, Q and Murr kick off another season of antics by getting themselves stuck in a vent system and confusing customers at a bagel shop; our losing Joker will face humiliation in a punishment that's tough to swallow.

The Jokers are back working as dry cleaners and TV producers, but one of them can't keep it together and must endure concertgoers who have escaped their enclosures.

Fizbo is disinvited from Lily's birthday party; Mitchell and Claire's mother DeDe (Shelley Long) comes to the party with Claire's ex-boyfriend (Matt Dillon).

Gloria and Jay try to help when Phil and Claire get into a huge argument; Cameron asks Mitchell and Luke to help prepare for a big fundraising event.

Claire wears herself out trying to make peace between Alex and Haley; Phil sneaks off for a day at the spa; Cameron decides to write a book.

Claire and Phil worry when they learn Luke has befriended their cantankerous old neighbor; Jay tries to avoid attending a symphony concert with Gloria and Manny; Haley baby-sits Lily.

Cameron is overzealous in his planning of the spring musical performance at Luke and Manny's school; Jay's brother visits; Phil convinces the family to be in his new ad.

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, and Joey gets admitted in great pain.

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.

Joey gets emotional when Ross decides to move out of the old apartment; Bigfoot in the building; Emily tells Ross that she wants a divorce.

Master Wu, as wise-cracking as he is wise, leads a fierce team of secret ninja warriors to defeat the evil warlord Garmadon and save NINJAGO City.

Capt. Jack Sparrow (Johnny Depp) must find a way to avoid the clutches of ghostly pirate Davy Jones (Bill Nighy) and his crew or be damned for all eternity.

A swashbuckler (Johnny Depp) must rescue a governor's daughter (Keira Knightley) from a pirate (Geoffrey Rush) and his mates, who turn into skeletons by moonlight.

Aquaman must retrieve the legendary Trident of Atlan to save the underwater city of Atlantis -- and the surface world -- from his power-hungry brother.

Worlds collide when the Flash travels back in time to change the events of the past. However, when his attempt to save his family alters the future, he becomes trapped in a reality in which General Zod has returned, threatening annihilation.

The Jokers are back working as dry cleaners and TV producers, but one of them can't keep it together and must endure concertgoers who have escaped their enclosures.

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.

When Steve goes to Russia, his Southern-belle cousin Myrtle visits the Winslows.

A suave senior likes Laura; Urkel challenges him to drag race.

Waldo persuades Steve, Myra and Laura to appear on a talk show to discuss romance.

Struck by lightning three times, Urkel won't go outside.

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 tries to make his first friend by following techniques in a self-help book.

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.

After choking on a breakfast sausage, Sheldon refuses to eat solid foods; he discovers comic books for the first time.

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

Sheldon goes on a mission to disprove a NASA representative who dismisses his science.

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.

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

Threatening notes on Ross' lunches cause concern among his co-workers; Monica makes a literature class more challenging, to the dismay of the other students; Monica and Chandler try to keep their relationship a secret.

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 (Soleil Moon Frye) 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 (Steve Ireland); 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.

A flat tire during Leonard's bachelor party weekend in Mexico tests the guys' skills; Penny is compelled to tell her family that she and Leonard eloped.

An impending change to his living arrangements inspires Sheldon to revert to 2003, before he met Penny and Leonard; Raj and Howard form a band.

Barry Kripke expresses interest in Amy while leading a fencing lesson for the guys; when Stuart tries to attract female customers to the store, Penny, Amy and Bernadette help out.

Leonard and Sheldon go to great lengths to secure the helium they need during a nation-wide shortage; Bernadette and Penny try to to find Amy a new man on a dating app.

Sheldon struggles to keep his emotions in check when he is interviewed for a documentary about Spock; Penny and Leonard make a surprising discovery; Wolowitz and Bernadette get into a disagreement about remodeling his childhood home.

Sheldon, Wolowitz and Koothrappali post an ad online to find a new girlfriend for Sheldon; Penny and Bernadette decide to spy when Amy is secretive about who she is dating.

Amy and Sheldon spend Thanksgiving at the aquarium -- as friends; Wolowitz volunteers at the soup kitchen with Raj, Emily and Bernadette; Penny realizes that Leonard knows her better than she thought.

Sheldon has a song stuck in his head; despite their awkward date, Amy asks Dave over for dinner; Koothrappali and Wolowitz are obsessed with a fan of their band.

After dating for more than five years, Amy and Sheldon spend the night together for the first time; Leonard, Wolowitz, and Koothrappali must decide what to do with an extra movie ticket.

Leonard agrees to meet with a psychiatrist (Jane Kaczmarek) on Penny's behalf; Sheldon and Koothrappali work together on an astronomical discovery; Wolowitz and Bernadette struggle with their feelings when Stuart moves out.

After dealing with Sheldon while he was sick, Leonard, Penny and the gang attempt to treat themselves to a Sheldon-free weekend.

Sheldon's excitement about his Meemaw's visit fades when she butts heads with Amy; Raj questions his relationship with Emily after meeting someone new.

Amy and Sheldon host a Valentine's Day edition of Fun With Flags; Penny and Leonard wrestle with getting older; Howard and Bernadette make a discovery in their hot tub; Raj is torn between Emily and another woman.

The gang celebrates news of Bernadette's pregnancy by singing karaoke; Wolowitz's reaction to the pregnancy announcement worries Bernadette; Wolowitz believes he needs to make more money to support his growing family.

Stan and Steve set off on a cross-country search for a set of doors so Stan can finally build his dream car.

Steve joins a junior football team, but when Stan becomes head coach, Steve is kicked off the team; Francine and Hayley compete for a blue ribbon at the Langley County Fair.

When Stan accuses Roger of being worthless, Roger confesses that he's the decider of man's fate and sets out to prove the truth.

Terry's father is coming to visit for his jersey-retirement party; he doesn't know Terry is gay and has adopted a baby girl with Greg; Francine convinces Terry to tell his father the truth and promises she will support him through it.

Stan finds himself in compromising situations during a guys' night out; Hayley and Roger try to attract a frat boy.

Steve is asked to sing the national anthem at the Langley Falls Veterans Day celebration, but Stan thinks Steve should experience war beforehand.

Stan tries to persuade the dictator of Isla to sign a treaty in hopes of getting a promotion at work; Steve and Snot start a competition.

Steve and his friends find and play with what they think is a video game in his father's study, but they really activate a CIA drone.

When Hayley and Steve leave for their respective summers of fun, Francine looks forward to her newfound alone time with Stan.

Steve must become the man of the house when Stan relives his childhood and ends up in a minimum-security prison.

Steve volunteers to build the senior-class float for the homecoming parade.

Carl allows Steve to decorate the Winslow house for the Christmas display contest.

Steve must learn how to ride a bike in order to go on a class trip with Myra.

Waldo's trip south of the border goes awry and lands him in jail.

Steve destroys Carl's garage after mistaking Laura's diet pills for vitamins.

Steve and Carl turn into dual Bruce Lees to protect themselves from thugs.

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

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.

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.

A trip to Sunday school inspires Sheldon to study a variety of religions.

Sheldon asks for a computer and unknowingly sparks an argument between Mary and George Sr. over the family's finances.

Ross competes with Chandler for the attentions of a pizza deliverywoman (Kristin Dattilo-Hayward); Joey discovers that his guest-starring role on.

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

Monica interrupts Joey and Ross' friendly game of catch; Gary (Michael Rapaport) asks Phoebe to move in with him.

Joey lands his first lead role and finds his movie crew in a bind; Rachel gets an eye infection; Phoebe can't quite remember why she hates Ross.

The gang surprises Joey by joining him in Las Vegas on a film shoot; a winning streak leads Chandler to press his luck with a proposition.

The gang surprises Joey by joining him in Las Vegas on a film shoot; a winning streak leads Chandler to press his luck with a proposition.

Hung-over Rachel and Ross wonder if they got married while in Vegas; Monica and Chandler search the Strip for signs that they are altar-bound.

Ross seeks Phoebe's advice to help him sort out the legal status of his relationship with Rachel; Monica and Chandler plan to move in together.

Ross has Rachel on his mind when he gets between feuding Monica and Chandler; Joey advertises for a specific roommate.

A hernia-bearing Joey tries to pick up a quick acting gig; Rachel discovers that Ross never had their marriage annulled.

Rachel wants Ross to admit that he's mentally unbalanced so that a judge will grant them an annulment.

While Monica helps Rachel move out, the two women have a war of words; Chandler says a.

For the first time in nine years, the gang celebrates Sheldon's birthday -- surprising him with a special guest.

Leonard, Sheldon and Wolowitz file for a patent on their new invention; Penny, Amy and Bernadette give dating advice to Koothrappali after his breakup with Emily.

Sheldon makes a surprise revelation when Amy buys him a new laptop; Leonard and Wolowitz get sold out by Koothrappali after lying to their wives to attend a movie screening.

Sheldon shares a secret about Leonard when the two go on a weekend trip with Penny and Amy; Koothrappali goes all out with pregnancy gifts.

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During a group get-together, a minor argument between Sheldon and Leonard turns into a heated debate, leaving the rest of the gang to choose sides.

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

Mitchell and Cameron try to choose who would best take care of Lily should anything happen to them.

Gloria and Claire plan a Mother's Day hike with the kids; things becomes awkward when Phil catches Jay in a moment of weakness.

Phil and Claire shock the kids by switching parenting roles for a day; Jay gives advice to an entrepreneur about his dog-training business; Cameron has the flu, leaving Mitchell to decide what to do with their Lady Gaga tickets.

As the family prepares for Alex's middle-school graduation, Jay tries to hide a cosmetic-procedure mishap, Cameron is upset about Mitchell laughing at his expense, and Phil antagonizes Claire.

The family scrambles to plan a big celebration for Jay's birthday; Phil runs into his college nemesis; Cameron gets into hot water at a bakery.

The family takes a vacation on a ranch in Jackson Hole, Wyo.; Jay faces off with a cowboy.

Mitch and Cam bring the family together to announce their plan to adopt another child.

Jay's relationship with the dog irritates Gloria; Phil and Luke try to master the tightrope; Cameron starts a juice fast.

Jay helps Manny with a school fundraiser; Claire petitions for a stop sign at a busy intersection; Phil and Luke try to create a viral video; Gloria searches for Stella.

Gloria tries to help Jay and Manny with their problems, but both are unreceptive; Claire considers running against Councilman Duane Bailey (David Cross); Cam and Mitch are the victims of a hit-and-run accident.

Phil takes Haley to visit his alma mater; Claire goes out with Mitchell and Cameron; Gloria and Jay may have to broach a delicate subject with Manny.

Gloria insists on a night of salsa dancing with Jay; Cameron goes too far when Mitchell and a friend challenge him to get a hot woman's (Leslie Mann) number; Phil builds a tree house.

Steve gets a job at a coffee shop to help pay for repairs on the Winslows' home.

Eddie reluctantly takes ballet lessons to improve his basketball skills.