Watch The Big Bang Theory Season 2 Episode 20 online via TV Fanatic with over 5 options to watch the The Big Bang Theory S2E20 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, and Google Play.
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A friend of the guys who works at the comic book store, Stuart (Kevin Sussman) hits it off with Penny, prompting Leonard and Wolowitz to head out to ladies' night at a local bar.