Alan, Jake and Charlie all decide to try new things. Alan is dating more than one woman, Charlie learns to cook and Jake experiments with beer.

Alan is sure that things will turn bad when Charlie starts dating his receptionist.

Upon discovering Miss Pasternak, Jake's former 5th-grade teacher, turned to stripping after their fling, Charlie tries to help her turn her life around.

Leonard volunteers to sign for a package in an attempt to make a good impression on Penny, but when he enlists Sheldon for help, his attempt at chivalry goes terribly awry.

Leonard asks a woman out after he finds out that Penny is seeing someone.

Getting fired forces Sheldon to explore what life has to offer outside physics, leaving Leonard to take drastic action to snap his friend out of his funk.

At the beach, Phoebe meets a family friend with links to her past; Ross discovers Rachel still loves him; strip poker leaves Joey naked; Chandler wonders why Monica doesn't think he's serious when he asks her out.

Ross chooses between Rachel and his girlfriend Bonnie. Phoebe struggles with the revelation of her mother's friend being her real mother. Monica gets stung by a jellyfish, forcing Chandler and Joey to relieve her pain.

Phoebe believes her adoptive mother's spirit resides in a cat that jumped into her guitar case in Central Perk. Monica goes on a date with Rachel's hunky high-school boyfriend and Joey takes stupidity to a new level.

Monica caters a party for her mother who still doesn't know how to talk to her daughter. Chandler's encounter with Rachel's boss leads to an embarrassing situation and an encyclopaedia salesman takes advantage of Joey.

Alan, Jake and Charlie all decide to try new things. Alan is dating more than one woman, Charlie learns to cook and Jake experiments with beer.

Alan is sure that things will turn bad when Charlie starts dating his receptionist.

Upon discovering Miss Pasternak, Jake's former 5th-grade teacher, turned to stripping after their fling, Charlie tries to help her turn her life around.

Leonard volunteers to sign for a package in an attempt to make a good impression on Penny, but when he enlists Sheldon for help, his attempt at chivalry goes terribly awry.

Leonard asks a woman out after he finds out that Penny is seeing someone.

Getting fired forces Sheldon to explore what life has to offer outside physics, leaving Leonard to take drastic action to snap his friend out of his funk.

At the beach, Phoebe meets a family friend with links to her past; Ross discovers Rachel still loves him; strip poker leaves Joey naked; Chandler wonders why Monica doesn't think he's serious when he asks her out.

Ross chooses between Rachel and his girlfriend Bonnie. Phoebe struggles with the revelation of her mother's friend being her real mother. Monica gets stung by a jellyfish, forcing Chandler and Joey to relieve her pain.

Phoebe believes her adoptive mother's spirit resides in a cat that jumped into her guitar case in Central Perk. Monica goes on a date with Rachel's hunky high-school boyfriend and Joey takes stupidity to a new level.

Monica caters a party for her mother who still doesn't know how to talk to her daughter. Chandler's encounter with Rachel's boss leads to an embarrassing situation and an encyclopaedia salesman takes advantage of Joey.

When Judith kicks Herb out of the house, Alan hopes to reconcile with her. Meanwhile, Herb tries to adopt Charlie's bachelor ways.

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.

Sensing that he's wasting his time on Penny, Leonard ends up making a connection with Leslie.

Penny hosts a Hallowe'en party, putting Leonard, Sheldon, Wolowitz, and Koothrappali through a new test of their social skills.

With Wolowitz AWOL with one of her friends, Penny's recruited to fill in for him on the guys' Halo team.

Joey attempts ballroom dancing in order to help Monica and Rachel keep their illegal sublet. Phoebe is attracted to one of her massage clients and Chandler has trouble attempting to quit a gym.

Chandler hits on a woman at Central Perk, not realising she's Joey's new girlfriend. Ross and Rachel play the jealousy game in their relationships & Phoebe tries to catch a cold to make her voice and singing more sexy.

Ross's new girlfriend seems nearly perfect, until he discovers her apartment is incredibly dirty. Chandler helps Joey pick out a thoughtful present for Kathy's birthday whilst Phoebe helps Monica cater a funeral.

Chandler must decide between the girl of his dreams and his best friend when he and Kathy share a kiss. Needless to say Joey is not happy to find out and nobody wants to tell Ross how awful his keyboard playing is.