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The Big Bang Theory (OAD: )

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The Big Bang Theory : The Thespian Catalyst


Sheldon takes acting lessons from Penny in hope of becoming a better teacher; Koothrappali fantasizes about his friend's girlfriend.

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Previous Episode

The Love Car Displacement

(First Aired: January 20, 2011)

Bernadette runs into her ex-boyfriend (Rick Fox) while attending a science event with Wolowitz.

Next Episode

The Benefactor Factor

(First Aired: February 10, 2011)

A wealthy donor makes Leonard question what he is willing to do for science.