Big Bang Theory - Jim Parsons

Ever wonder what Jim Parsons looks like in his skivvies? The Big Bang Theory actor tackles about 30 characters in a new Stand Up to Cancer video from Zach Selwyn, singing it's "Up2 You + Me" to fight cancer, not just celebrities. 

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From a comic-book nerd to several female impersonations, and even a nearly naked Parsons, the actor brings the funny in this video: