Penny Clapbacks That Prove She Is The Most Savage Character On 'The Big Bang Theory'

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Vote up the Penny comebacks that leave a sting.

Penny might not be a scientist or hold a doctorate, but when it comes to savage comebacks, she is a genius. From keeping Sheldon at bay to teasing Leonard, here is a look at a few of Penny's most brutal comebacks from The Big Bang Theory. 

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