Chris Pratt

If this whole acting thing doesn't work out for Chris Pratt, he should probably pursue a rap career.

During an interview for the Sirius XM hip-hop station Shade 45, theGuardians of the Galaxy star gushed about what a big Eminem fan he is — and dropped an impromptu (and flawless) verse of "Forgot About Dre" to prove it.

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We're not talking one or two lines here. Pratt runs through almost the entirety of Eminem's part in the duet with Dr. Dre, without even the aid of a backing track to help him out. It's pretty impressive.

Check out the video below (which contains adult language) — and also see what Pratt has to say about the recent dustup between Orlando Bloom and Justin Bieber: