Johnny and Moira have to deal with a surprise motel guest while Alexis and David go apartment hunting.

Abby and Dan try to take on City Hall and a bureaucrat who lives to say "no." Plus, Olivia and Gurgs stumble on a business opportunity.

Julia’s concern over Jimmy's obsession with a violent video game leads to surprising disciplinary measures.

Alan tries to get away from Judith. Meanwhile, Charlie and Herb go out on the town and Charlie uses the threat of military school to get Jake to do chores.

A new girlfriend wants Charlie to sleep over at her place. Meanwhile, Alan has trouble enforcing Judith's grounding of Jake.

Bonnie thinks Christy still has feelings for Baxter.

Christy takes a job as Jill's personal assistant.

Bonnie goes out on a date with a new guy.

Mike panics when Molly suggests they write their own vows.

Mike & Molly "dogsit" Jim, when Peggy goes out of town.

Molly's outspoken manner costs her a wedding chapel.

Sheldon and Leonard try to sneak onto Skywalker Ranch.

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

Penny contemplates a return to acting.

Monica mistakenly invites Janice to her wedding so she and Chandler must find a way to amend the error. Ross is proud his thesis is in the library but upset it's in a section so deserted, students go there to make out.

Joey may have ruined Rachel's chances with Tag when he opens his mouth during Thanksgiving dinner. Phoebe sneaks a dog into the apartment which makes Chandler extremely nervous.

When Phoebe tells how she was too poor to have a bike as a child, Ross goes out and buys her one. Monica decides to make candy and leave it outside her door as a way to meet the neighbours.

Ross' attempts to introduce Ben to Hanukkah are thwarted by the boy's like of all things Christmas. Phoebe prepares to move back into her refurbished apartment and will stop at nothing to get Rachel to go with her.

Christy takes a job as Jill's personal assistant.

Bonnie goes out on a date with a new guy.

Mike panics when Molly suggests they write their own vows.

Mike & Molly "dogsit" Jim, when Peggy goes out of town.

Molly's outspoken manner costs her a wedding chapel.

Sheldon and Leonard try to sneak onto Skywalker Ranch.

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

Penny contemplates a return to acting.

Monica mistakenly invites Janice to her wedding so she and Chandler must find a way to amend the error. Ross is proud his thesis is in the library but upset it's in a section so deserted, students go there to make out.

Joey may have ruined Rachel's chances with Tag when he opens his mouth during Thanksgiving dinner. Phoebe sneaks a dog into the apartment which makes Chandler extremely nervous.

When Phoebe tells how she was too poor to have a bike as a child, Ross goes out and buys her one. Monica decides to make candy and leave it outside her door as a way to meet the neighbours.

Ross' attempts to introduce Ben to Hanukkah are thwarted by the boy's like of all things Christmas. Phoebe prepares to move back into her refurbished apartment and will stop at nothing to get Rachel to go with her.

Jodi's boyfriend shows up at an A.A. meeting.

Despite being ill, Christy insists on taking her exams.

Christy makes the Dean's List.

Molly has a meltdown when her wedding dress doesn't fit.

Mike's dad comes to town for the bachelor party.

Mike & Molly's wedding rehearsal is a disaster.

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

Sparks fly when Leonard and Sheldon's mothers finally meet.

Sheldon pushes Leonard and Penny to set a date.

Phoebe's old flame David visits from Russia for an evening of romance. Rachel and Chandler swipe deliveries of a particularly tasty cheesecake from their neighbour's doorstep.

Rachel and Tag's first night together is put on hold when they realise they forgot to overnight an important package. Ross and Joey are stuck on the roof and Phoebe can't disable a relentlessly beeping smoke alarm.

On her first day as a telemarketer, Phoebe encounters a distraught man who is determined to end his life. Monica and Ross discover their parents are selling their house and Rachel breaks Rosita, Joey's favourite chair.

When Rachel turns 30, the gang reminisce about their experiences with the big 3-0. Phoebe discovers she's 31, Ross buys a sports car to look cool, Monica gets drunk in front of her parents and Rachel breaks up with Tag.

Mandy tries to prove she’s financially responsible after Jim and Georgie call out her poor spending habits, and Connor’s new girlfriend needs a place to stay.

Carpet salesman Glen faces chaos when his estranged brother Lee turns up unexpectedly and starts to disrupt his ideal suburban life.

Charlie finds himself in an uncomfortable position when Jake takes off with the daughter of a former NFL player. Charlie's Mercedes seems to prove a boon to Alan's love life.

Alan contemplates retiring when Evelyn states that she'll take care of Jake's college education. However, Jake displays a talent that may eliminate the need for college altogether.

Abby and Dan try to take on City Hall and a bureaucrat who lives to say "no." Plus, Olivia and Gurgs stumble on a business opportunity.