Chris Pratt is heading up Marvel's Guardians of the Galaxy, and while training for the movie recently, he posted an Instagram photo of his toned-up physique that quickly went viral. When we chatted with the actor at Comic-Con, he said he'd "never felt douchier" about posting the photo and talked about how much ribbing he got from friends. Watch the funny guy address that, and hear his words of inspiration for getting in shape.
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