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Looking to watch The Big Bang Theory Season 4 Episode 5 online? TV Fanatic is your destination for every paid and free streaming option of the The Big Bang Theory S4E5 full episode from 2 affiliates.

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Episode Details

The Big Bang Theory Season 4 Episode 5: "The Desperation Emanation"

Amy wants to introduce Sheldon to her mother on this episode. Meanwhile, Leonard is down on himself as he comes to terms with the fact that all the other guys have girlfriends.