The Bad Fish Paradigm
Episode: 2x01 | Airdate: Sep 22, 2008
After her first date with Leonard goes awry, Penny finds an unwilling confidant in Leonard's anti-social roommate, Sheldon.
Episode: 2x01 | Airdate: Sep 22, 2008
After her first date with Leonard goes awry, Penny finds an unwilling confidant in Leonard's anti-social roommate, Sheldon.
Episode: 2x02 | Airdate: Sep 29, 2008
When Leonard sees Penny with a handsome new guy, he enters into a rebound relationship with Sheldon's nemesis, Leslie Winkle.
Episode: 2x03 | Airdate: Oct 6, 2008
Sheldon creates a monster when he introduces Penny to the world of online gaming.
Episode: 2x04 | Airdate: Oct 13, 2008
Raj, newly famous because of an article in a magazine, gets a big head and makes a disastrous play for Leonard's crush, Penny.
Episode: 2x05 | Airdate: Oct 20, 2008
Leonard and his friends stage an intervention to make Sheldon confront his longstanding fear of driving.
Episode: 2x06 | Airdate: Nov 3, 2008
Young grad student's attraction to Sheldon confuses everyone, including Sheldon himself.
Episode: 2x07 | Airdate: Nov 10, 2008
Penny vows to get revenge on Sheldon when he bans her from the apartment for a series of petty infractions.
Episode: 2x08 | Airdate: Nov 17, 2008
Wolowitz thinks he's found the love of his life, until she meets Leonard.
Episode: 2x09 | Airdate: Nov 24, 2008
Sheldon can barely contain his joy when Leonard starts dating a woman who meets Sheldon's exacting standards.
Episode: 2x10 | Airdate: Dec 8, 2008
When Leonard's relationship with a new woman starts moving too fast, he goes to Penny for advice.
Episode: 2x11 | Airdate: Dec 15, 2008
Christmas is a source of stress for Leonard - whose handsome colleague starts dating Penny - and his friends, who are being tormented by Sheldon's obsession with gift-giving etiquette.
Episode: 2x12 | Airdate: Jan 12, 2009
When Penny's comment about Wolowitz's love life sends him into a depressed stupor, his friends lose their most important team-mate in an upcoming fighting robot competition.
Episode: 2x13 | Airdate: Jan 19, 2009
Socially awkward Sheldon develops a scientific procedure for making friends.
Episode: 2x14 | Airdate: Feb 2, 2009
Sheldon's "simple" solution to Penny's financial problem leads to a confrontation between Leonard and Penny's hulking ex-boyfriend, Kurt.
Episode: 2x15 | Airdate: Feb 9, 2009
Disastrous visit from Mrs. Hofstadter brings Leonard and Penny closer together.
Episode: 2x16 | Airdate: Mar 2, 2009
Paintball game leads to a fight between Penny and Sheldon, and romance for Wolowitz and Leslie.
Episode: 2x17 | Airdate: Mar 9, 2009
Train trip to San Francisco takes a major detour when Leonard, Sheldon, Wolowitz and Raj discover that beautiful sci-fi actress Summer Glau is onboard.
Episode: 2x18 | Airdate: Mar 16, 2009
Penny's home hair products business becomes a complete nightmare when a caffeine-addled Sheldon takes over.
Episode: 2x19 | Airdate: Mar 30, 2009
Penny develops a rivalry with a sexy female neighbor who threatens to become "The New Penny" in the building.
Episode: 2x20 | Airdate: Apr 13, 2009
While a fellow comic book-loving pal of the guys romances Penny, Leonard and Wolowitz venture out into the world of "Ladies' Night" at a local bar.
Episode: 2x21 | Airdate: Apr 27, 2009
Leonard and Koothrappali take a heartbroken Wolowitz to Las Vegas, leaving Sheldon locked out of his apartment and forced to bunk with Penny.
Episode: 2x22 | Airdate: May 4, 2009
Things begin to look up for Leonard when Penny makes a surprising revelation on her second date with Stuart. Meanwhile, Wolowitz enlists his friends' help when he discovers a critical design flaw in his project for NASA.
Episode: 2x23 | Airdate: May 11, 2009
Penny is conflicted when Leonard and his friends decide to spend the summer working - at the North Pole.