Johnny suspects that Ted's mom is attracted to him, while Moira can't resist getting involved in a local musical production.

When Jim learns of Trey's St. Patrick's Day fundraiser plans, he offers his expertise in an effort to save Trey and the Celtics from embarrassment.

Deacon and Allison are dragged deeper into the criminal underworld when they steal a Ferrari to pay their blackmailer's demands. Can they fence a car, get HMRC off their backs, and make it to the IVF clinic for 5?

Valentine's day is approaching and Alan wants to make it special for Lyndsey. Unfortunately, his plans go awry at the last minute. Kate is back in town and wants to meet up with Walden but can he convince her to take him back?

Walden attends a singles mixer with friends from high school and runs into Bridget. Alan gets worried when they begin talking about getting back together.

When Charlie finds out that his favourite ex-girlfriend, Lisa, is getting married, he desperately tries to prove to her that he has become a better family man than her fiancé, despite his inability to commit to her. But Charlie can only carry on the charade for so long.

Charlie and Jake convince Alan to get a makeover when it appears Judith is moving forward since the breakup, sporting a new hairdo and new date. But when Charlie takes Alan shopping, the brothers clash over what image is right for him.

When Charlie's cleaning woman, Berta, brings her sexy and rebellious 16-year-old daughter, Prudence, to Charlie's house, Jake develops a childish infatuation with her ... and Charlie and Alan try to restrain their interest in the flirtatious minor as well.

Earl is concerned he may not be able to keep up when his long-lost sweetheart, Pilar, visits from Cuba and wants him to take her sightseeing around the country. Meanwhile, Max must decide whether it's time to take her texting relationship with Randy to the next level.

The girls take a bartending class in order to add cocktails to their dessert bar menu, but Caroline is forced to take the class exam alone when Max gets chicken pox. Meanwhile, Sophie introduces a creepy lookalike video monitor doll to keep tabs on baby Barbara.

Leonard and Sheldon defend themselves from an online bully.

Everyone awaits the reopening of Stuart's comic bookstore.

Sheldon and Penny try an experiment in falling in love.

Joey auditions for a big role which will require him to appear naked but the part calls for an uncircumcised man. Rachel and Phoebe plan Monica's shower and Ross finds his attraction to his visiting cousin unsettling.

A college friend with whom Rachel shared an embarrassing and passionate moment shows up at Central Perk. Chandler and Ross argue for possession of Val Kilmer's tuxedo and Joey drives Monica crazy over the wedding schedule.

With Chandler and Monica dealing with their own problems in writing their vows, they turn to memories of past events. In the end, the only problem is who will be saying their vows first.

Monica's Porsche shows up again and causes conflict when Rachel finds out she's the only one who hasn't driven it. Meanwhile, Chandler and Monica go off to Vegas to invite Chandler's estranged father to the wedding.

When Charlie finds out that his favourite ex-girlfriend, Lisa, is getting married, he desperately tries to prove to her that he has become a better family man than her fiancé, despite his inability to commit to her. But Charlie can only carry on the charade for so long.

Charlie and Jake convince Alan to get a makeover when it appears Judith is moving forward since the breakup, sporting a new hairdo and new date. But when Charlie takes Alan shopping, the brothers clash over what image is right for him.

When Charlie's cleaning woman, Berta, brings her sexy and rebellious 16-year-old daughter, Prudence, to Charlie's house, Jake develops a childish infatuation with her ... and Charlie and Alan try to restrain their interest in the flirtatious minor as well.

Max gives Caroline the college party experience she never had when they are invited to speak at Caroline's alma mater, the University of Pennsylvania, about their business. Meanwhile, Oleg's attempts to bond with baby Barbara are rebuffed by a possessive Sophie.

Earl is concerned he may not be able to keep up when his long-lost sweetheart, Pilar, visits from Cuba and wants him to take her sightseeing around the country. Meanwhile, Max must decide whether it's time to take her texting relationship with Randy to the next level.

The girls take a bartending class in order to add cocktails to their dessert bar menu, but Caroline is forced to take the class exam alone when Max gets chicken pox. Meanwhile, Sophie introduces a creepy lookalike video monitor doll to keep tabs on baby Barbara.

Leonard and Sheldon defend themselves from an online bully.

Everyone awaits the reopening of Stuart's comic bookstore.

Sheldon and Penny try an experiment in falling in love.

Joey auditions for a big role which will require him to appear naked but the part calls for an uncircumcised man. Rachel and Phoebe plan Monica's shower and Ross finds his attraction to his visiting cousin unsettling.

A college friend with whom Rachel shared an embarrassing and passionate moment shows up at Central Perk. Chandler and Ross argue for possession of Val Kilmer's tuxedo and Joey drives Monica crazy over the wedding schedule.

With Chandler and Monica dealing with their own problems in writing their vows, they turn to memories of past events. In the end, the only problem is who will be saying their vows first.

Monica's Porsche shows up again and causes conflict when Rachel finds out she's the only one who hasn't driven it. Meanwhile, Chandler and Monica go off to Vegas to invite Chandler's estranged father to the wedding.

Desperate to get a date, Charlie volunteers Alan to escort the woman's sister, turning the date into a foursome. Charlie tries to speed Alan's recuperation from a cold, but when Charlie gets ill and Alan discovers how attractive the sister is, their roles reverse.

When Charlie learns that his credit rating is ruined, and his debts are all overdue, he discovers that his accountant, Stan, is completely inept. At Alan's urging, Charlie tries to reduce his spending habits, but he has a difficult time giving up his luxuries.

Charlie and Alan find Frankie, a sexy but seemingly crazy woman, hitting a car with a baseball bat. Charlie brings Frankie back to his Malibu home but the two brothers, both competing for her attention, are taken aback by a secret that she's been hiding.

Max and Caroline's dessert bar business booms when they hire a popular bartender, but the girls are forced to intervene when Han becomes addicted to the mixologist's potent cocoa powder in his signature cacao drink.

Randy and Max tire of Caroline being the third wheel on their FaceTime dates, so Randy sets her up on a date with one of his co-workers. Meanwhile, Oleg becomes distraught when Sophie tells him to sell his beloved car for a minivan.

When a hurricane approaches, Caroline fears a big divorce party she's planning for a wealthy couple will get canned when the unhappy pair get stranded at the dessert bar. Meanwhile, Max fears Randy really did break up with her when she suspects he is blocking her calls.

Sheldon applies for a one-way mission to colonise Mars.

A final family dinner is held for Mrs. Wolowitz.

Sheldon and Leonard try to sneak onto Skywalker Ranch.

During the rehearsal dinner the night before the wedding, a panicked Chandler disappears. Joey is starring in a movie with a prestigious actor who has a regrettable spitting problem.

Joey encounters problems trying to get off the movie set to officiate the wedding. Meanwhile, Ross desperately searches for the missing Chandler as the girls distract an unsuspecting Monica.

The excitement of Monica and Chandler's wedding is diminished by the news that someone may be pregnant. Chandler's hopes of not embarrassing Monica on the dance floor are ruined by his slippery new shoes.

Speculation over the father of Rachel's baby leads to a misunderstanding when Joey finds a red sweater from a one-night stand Rachel had. Chandler and Ross search for the disposable cameras left behind at the wedding.

After the AI data center that Courteney helped woo drains Heådltston of water and power, the town and school shut down, sending her cheer team scattered to the wind; with Daytona looming, Courteney relies on Boon to help save the day.

David competes with a rival when a position of authority in the church opens up. Meanwhile, his 17-year-old daughter Rachel preaches the word of God around the city, until an encounter with a handsome boy changes her whole outlook.

Alan accidentally starts a fire in the kitchen while making toast, resulting in a power outage and embarrassing Walden in front of his date. Alan tries to make it up to Walden but ends up moving out and moving in with a lonely Herb.

Walden and Alan try to cheer up a lonely Herb, but end up living it up a little too large.

Johnny and Stevie attend the regional hospitality awards, while Moira does everything in her power to stop Alexis from auditioning for Cabaret.

Max and Caroline's dessert bar business booms when they hire a popular bartender, but the girls are forced to intervene when Han becomes addicted to the mixologist's potent cocoa powder in his signature cacao drink.

Randy and Max tire of Caroline being the third wheel on their FaceTime dates, so Randy sets her up on a date with one of his co-workers. Meanwhile, Oleg becomes distraught when Sophie tells him to sell his beloved car for a minivan.

When a hurricane approaches, Caroline fears a big divorce party she's planning for a wealthy couple will get canned when the unhappy pair get stranded at the dessert bar. Meanwhile, Max fears Randy really did break up with her when she suspects he is blocking her calls.

During the rehearsal dinner the night before the wedding, a panicked Chandler disappears. Joey is starring in a movie with a prestigious actor who has a regrettable spitting problem.

Joey encounters problems trying to get off the movie set to officiate the wedding. Meanwhile, Ross desperately searches for the missing Chandler as the girls distract an unsuspecting Monica.

The excitement of Monica and Chandler's wedding is diminished by the news that someone may be pregnant. Chandler's hopes of not embarrassing Monica on the dance floor are ruined by his slippery new shoes.

Speculation over the father of Rachel's baby leads to a misunderstanding when Joey finds a red sweater from a one-night stand Rachel had. Chandler and Ross search for the disposable cameras left behind at the wedding.

Alan accidentally starts a fire in the kitchen while making toast, resulting in a power outage and embarrassing Walden in front of his date. Alan tries to make it up to Walden but ends up moving out and moving in with a lonely Herb.

Walden and Alan try to cheer up a lonely Herb, but end up living it up a little too large.