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

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.

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.

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.

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.

Frankie explains why she's in hiding with her 8-year-old daughter, Joanie. Both of the men are romantically interested in Frankie, and she reciprocates with one of the brothers. And Joanie likes Jake, who is completely disinterested in her.

Alan offends Charlie by choosing their crazy cousins as Jake's guardians. Later, as Charlie and Jake play basketball, Jake falls, hitting his head. Charlie rushes him to the emergency room and finds that his charm with women doesn't work with the admitting nurse.

Charlie agrees to meet with a former girlfriend who ended their relationship years earlier, leaving Charlie devastated. But Charlie's in for a huge surprise when he discovers that she is now a he, and he, Bill, wants to be Charlie's friend.

Max decides to head to Los Angeles to win back Randy, so she and Caroline embark on a cross-country road trip with Han at the wheel. Back in New York, Oleg takes charge of the diner and Sophie fills in as a waitress.

Max and Caroline stow away and waitress on a riverboat to New Orleans, as they try to reach Randy in Texas. Back at the diner, Oleg and Sophie make big bucks when they sell pony rides on Chestnut.

Max and Caroline are cast as zombie extras when they arrive on a movie set in Texas. Back at home, Han and Oleg try their hand at construction after they fire the contractor working on the dessert bar.

Wolowitz meets the half-brother he never knew he had.

Penny contemplates a return to acting.

Raj's father cuts him off from the family fortune.

Chandler and Monica leave for their honeymoon as Rachel prepares to tell Ross he's the father of her baby. Monica and Chandler become jealous of another honeymooning couple who get bumped to first class on the plane.

Monica and Chandler return from their honeymoon with stories of a couple they met on the flight back. Ross and Rachel disagree over who came onto whom when they hooked up and Ross reveals he has the encounter on videotape.

Phoebe dates a guy who works for Monica which causes a problem when Phoebe wants to dump him on the same day Monica plans to fire him. Joey sets Rachel up on a date, leaving Ross to worry about their future.

Monica and Chandler decide to throw a costumed Halloween party. Phoebe runs into Ursula, who's getting married the following week, and invites Ursula and her fiancé to the party.

Audrey and Mary's feud rears its head when Georgie needs their help with the tire store, and Jim's forced to confront his age after a visit to the DMV.

Ted’s plan to spend Halloween with John is thwarted when Blaire forces him to be her designated driver for the night. Susan tries to cheer John up by finding him a new friend.

When Jake cheats on his girlfriend Tammy with her 18-year-old daughter, Ashley, Alan and Walden get caught in the crossfire.

Alan's world spirals downward when Lyndsey decides their relationship is over. Meanwhile, Walden looks for a solution to free himself from being the sole person in Alan's life.

Abby tries to get the court featured on a popular podcast, but the host only has eyes for Dan, who soon learns that being the center of attention can have its downsides.

When Abby's fiancé, Rand, learns she's struggling to connect with Olivia, he encourages Abby to embrace a side of herself she rarely shows.