Last month, the remaining members of the Beastie Boys released their new memoir, Beastie Boy Book. Ad-Rock and Mike D visited the Tonight Show where they shared some personal band stories, including a prank that MCA played on Ad-Rock for 15 years.

The Beasties went on to explain the art of building a mixtape and more. Watch below.

https://www.youtube.com/watch?v=pq58j-dUhgc

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