The Big Bang Theory Episodes

2007, TV Show

The Big Bang Theory Episode: "The Large Hadron Collision"

Season 3, Episode 15
Episode Synopsis: Leonard is only allowed to bring one guest for his trip to the CERN science complex in Switzerland, and he's forced to choose between Sheldon and Penny.
Original Air Date: Feb 8, 2010

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Season 3, Episode 15
Paid | iTunes
Length: 21:21
Aired: 2/8/2010
Also available on Amazon Instant Video and VUDU
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Premiered: September 24, 2007, on CBS
Rating: TV-PG
User Rating: (8,821 ratings)
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Premise: Two nerdy physicists share an apartment and an unlikely friendship with their beautiful neighbor with whom one of them is infatuated.

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