Chris Pratt Sings "Margaritaville" with Jimmy Buffett at 'Jurassic World' Afterparty

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"You know the words! Come on everybody!"

Chris Pratt owned the stage with Jimmy Buffett on Tuesday night at the Jurassic World afterparty at the Dolby Theatre in Hollywood. The actor performed Buffett's famous "Margaritaville" song alongside the singer, smiling and taking pictures with his phone while he sang.

Pratt's former Parks and Recreation co-star Retta posted a photo of Pratt performing on Instagram, saying "Only @prattprattpratt would get on stage at his premiere party to rock out with #JimmyBuffet." Pratt's fans posted multiple videos of his performance on social media. See him rock out with Buffett below.