July 30, 2014 9:13 AM EDT

Before he got famous, Vin Diesel and his brother were already in the entertainment business — not as actors, but as breakdancers.

Naturally, during last night’s Tonight Show, Jimmy Fallon convinced him to demonstrate a few of his moves. And Diesel obliged, despite wearing dress pants.

Diesel appeared on the show to promote his upcoming movie Guardians of the Galaxy, due in theaters Friday.

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