Chris Pratt Adorably Makes Up His Own Version of the 'Jurassic Park' Theme Song

Universal Pictures

The 'Jurassic World' star warns that 'the dinosaurs will flip out.'

Chris Pratt isn’t just starring in the fourth Jurassic Park installment Jurassic World, he's also rewriting the theme song!

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The Guardians of the Galaxy star made up some words to the legendary John Williams theme on an Instagram video for MTV on Wednesday, and we're totally on board for his version.

"It’s Jurassic Park, it's Jurassic Park, and the dinosaurs will flip out," the actor sang before giving his best dinosaur scream.

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Check out the latest trailer for Jurassic World in the video below!