The Big Bang Theory 2007 | TV Show Watchlist

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Two nerdy physicists share an apartment and an unlikely friendship with their beautiful neighbor with whom one of them is infatuated. Like the universe after the big bang, the show's popularity expanded, thanks to breakout star Jim Parsons, along with the (more…)

Premiered: September 24, 2007

Rating: TV-PG

User Rating:4.58 out of 5 (8,996 ratings)

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Season 4, Episode 18 The Prestidigitation Approximation

First Aired: March 10, 2011

Leonard has a tough choice to make when Priya asks him to stop spending time with Penny, forcing him to choose between the two women; and Howard keeps pestering Sheldon with a magic trick.

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The Toast Derivation

Season 4, Episode 17

February 24, 2011

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The Zarnecki Incursion

Season 4, Episode 19

March 31, 2011

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