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The Big Bang Theory : Season 3
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Air date: 21 Sep '09 - 23 episodesWorlds collide in Season 3! A love affair with Penny has opened a big, wide, wonderful world of romance for Leonard. But Sheldon likes the world just the way it was, thank you. All of which makes for a zany comic triangle with brainy, clueless Sheldon and practical, grounded Penny hilariously vying for the role of hypotenuse.
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List of Episodes (23)
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The Big Bang Theory (2007)
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1. The Electric Can Opener Fluctuation
21 Sep '09When Sheldon learns the guys tampered with his expedition data he got from the arctic, he leaves to Texas in disgrace. This results in the guys following him, which threatens Leonard's hope for some romantic time with Penny and the guys' friendship with Sheldon.
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The Big Bang Theory (2007)
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2. The Jiminy Conjecture
28 Sep '09Leonard and Penny struggle to recover from an awkward first hookup while Sheldon and Howard stake their best comic books on a bet to determine the species of a cricket.
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The Big Bang Theory (2007)
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3. The Gothowitz Deviation
05 Oct '09Howard and Raj visit a Goth nightclub to pick up women while Sheldon attempts to build a better Penny using chocolate-based behavior modification.
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The Big Bang Theory (2007)
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4. The Pirate Solution
12 Oct '09Raj must find a new job or be sent back to India, but Sheldon has a solution, which leaves Leonard and Penny dealing with Howard as a third wheel.
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The Big Bang Theory (2007)
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5. The Creepy Candy Coating Corollary
19 Oct '09After overhearing that Wil Wheaton is entering a trading-card competition, Sheldon decides to enter it himself. Meanwhile, Penny sets up one of her friends on a date with Wolowitz.
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The Big Bang Theory (2007)
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6. The Cornhusker Vortex
02 Nov '09Sheldon becomes Leonard's teacher in order to understand football, while an incident with flying a kite threatens Howard and Raj's friendship.
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The Big Bang Theory (2007)
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7. The Guitarist Amplification
09 Nov '09A squabble between Leonard and Penny sees Sheldon playing mediator, though out of his own incovenience from the sitiation rather than altruism.
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The Big Bang Theory (2007)
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8. The Adhesive Duck Deficiency
16 Nov '09With Leonard, Howard and Raj away camping in the desert, an injured Penny has only Sheldon to rely on.
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The Big Bang Theory (2007)
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9. The Vengeance Formulation
23 Nov '09After he's humiliated on National Public Radio, Sheldon vows to destroy Kripke, while Wolowitz tries not to destroy his new relationship with Bernadette.
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The Big Bang Theory (2007)
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10. The Gorilla Experiment
07 Dec '09Penny gets help from Sheldon in order to understand what Leonard's work is, while Wolowitz develops a jealousy when Leonard starts hanging out with his new girlfriend.
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The Big Bang Theory (2007)
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11. The Maternal Congruence
14 Dec '09A Christmas visit from his mother has Leonard discovering she's kept a lot of news from him that she shares with Sheldon and worrying if she'll approve of his romance with Penny.
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The Big Bang Theory (2007)
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12. The Psychic Vortex
11 Jan '10Leonard is aghast to find out a secret of Penny's: she believes in psychics. Meanwhile, Sheldon tries to assist Koothrappali in picking up a girl at a university mixer.
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The Big Bang Theory (2007)
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13. The Bozeman Reaction
18 Jan '10When their apartment is robbed, Leonard and Sheldon turn to their friends to create a state-of-the-art security system.
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The Big Bang Theory (2007)
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14. The Einstein Approximation
01 Feb '10Sheldon's search for the answer to a physics problem leads him to work at the Cheesecake Factory with Penny.
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The Big Bang Theory (2007)
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15. The Large Hadron Collision
08 Feb '10Leonard can only bring one guest on a trip to see CERN's Large Hadron Collider (the world's largest and highest energy particle accelerator) in Switzerland on Valentine's Day.
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The Big Bang Theory (2007)
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16. The Excelsior Acquisition
01 Mar '10Sheldon winds up in traffic court when he gets a ticket because of Penny.
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The Big Bang Theory (2007)
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17. The Precious Fragmentation
08 Mar '10When the guys find a ring from "The Lord of the Rings" at a garage sale, it threatens to tear them apart.
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The Big Bang Theory (2007)
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18. The Pants Alternative
22 Mar '10Sheldon's friends come to his aid when his fear of public speaking stands between him and a coveted award.
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The Big Bang Theory (2007)
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19. The Wheaton Recurrence
12 Apr '10A fight between Leonard and Penny threatens their relationship, while Sheldon battles Wil Wheaton in bowling.
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The Big Bang Theory (2007)
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20. The Spaghetti Catalyst
03 May '10When Leonard and Penny aren't speaking, Sheldon goes to extremes to keep them both happy.
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The Big Bang Theory (2007)
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21. The Plimpton Stimulation
10 May '10Leonard and Sheldon compete for the attention of a famous female physicist.
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The Big Bang Theory (2007)
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22. The Staircase Implementation
17 May '10Leonard tells Penny about how he met Sheldon for the first time...and what happened to the elevator.
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The Big Bang Theory (2007)
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23. The Lunar Excitation
24 May '10While Penny worries that dating Leonard has ruined her for normal guys, Wolowitz and Koothrappali search for Sheldon's perfect match online.
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