The Bath Item Gift Hypothesis

Dec 15, 2008 on CBS at 8:00 PM

Summary

Penny starts dating Leonard's handsome colleague; Leonard and his friends are tortured by Sheldon's obsession with gift-giving etiquette.

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The Vartabedian Conundrum
Season 2 Episode 10

Dec 08, 2008

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The Killer Robot Instability
Season 2 Episode 12

Jan 12, 2009