The Zazzy Substitution

Oct 07, 2010 on CBS at 8:00 PM
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Summary

The guys are concerned as Sheldon searches for an alternative to human companionship.

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The Cruciferous Vegetable Amplification
Season 4 Episode 2

Sep 30, 2010

Next episode

The Hot Troll Deviation
Season 4 Episode 4

Oct 14, 2010

Guest stars

Laurie Metcalf, Mayim Bialik