Physicists Leonard and Sheldon find their nerd-centric social circle with pals Howard and Raj expanding when aspiring actress Penny moves in next door.
The Big Bang Theory Season 2
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The Big Bang Theory
2007 / TV-14This season, Leonard gets a girl. So does Sheldon. Howard drives the Mars Rover into a ditch. Raj woos a terminator. Gorgeous girl-next-door Penny falls under the spell of Age of Conan. And super-smart, ueberconfident Leslie Winkler reduces mere men to spineless jellyfish.
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The Big Bang Theory Season 2 Full Episode Guide
The guys' plan to work over the summer at the North Pole makes Penny revaluate her feelings for Leonard.
Penny's second date with Stuart sees her making a comment that gives Leonard new hope for a relationship with her. Wolowitz realizes there's a crucial error in a NASA project he's working on.
Leonard and Koothrappali escort a heartbroken Wolowitz to Las Vegas, and Sheldon becomes locked out of his apartment and must stay with Penny.
A fellow comic book enthusiast's hitting on Penny leads to Leonard and Howard going to a bar's Ladies' Night.
Penny squares off with a new beautiful female neighbor who may become the building's "new Penny."
Penny's home business turns into a complete nightmare when Sheldon takes over.
Leonard, Sheldon and Wolowitz are ecstatic to learn that a famous science-fiction actress (Summer Glau) is on board the train they are taking to San Francisco.
A paintball game leads to a fight between Sheldon and Penny, and romance for Leslie and Wolowitz.
Leonard and Penny are drawn together after a disastrous visit from Leonard's mother.
Sheldon's solution to Penny's financial difficulty leads to a confrontation between Leonard and Penny's ex-boyfriend.
Sheldon creates a scientific procedure for making friends.
Penny's criticism of Wolowitz's romantic life pushes him into depression and AWOL for a fighting robot battle the rest of guys are depending on him for.
Penny starts dating Leonard's handsome colleague; Leonard and his friends are tortured by Sheldon's obsession with gift-giving etiquette.
Leonard asks Penny for advice when his new relationship starts moving too fast.
Sheldon is thrilled when Leonard starts dating a woman who meets Sheldon's stringent standards.
Leonard inadvertently steals away the new woman Wolowitz thinks is the love of his life.
When Sheldon bans Penny from the apartment for numerous minor infractions, she decides to retaliate.
Sheldon and the gang are confused when a young grad student is attracted to him.
Leonard and his friends stage an intervention to force Sheldon to face his fear of driving.
Raj gets an inflated ego and makes a play for Penny after being referenced in a magazine article.
Sheldon creates a monster when he introduces Penny to online gaming.
A jealous Leonard reacts to Penny's new guy by rebounding with Leslie.
Penny's first date with Leonard goes awry; Penny finds Sheldon to be an unwilling confidant.
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