“Hardcore bands were coming out with names like Urban Waste and The Mob, you know, a lot of kind of tough names. So Beastie Boys was the stupidest name we could come up with. And unfortunately, it stuck.”

American rapper, guitarist, and actor

Ad-Rock, born Adam Keefe Horovitz, is an American rapper, guitarist, and actor. He rose to prominence as a member of the Beastie Boys, the hip-hop group that defined much of his public career. Alongside his work with the Beastie Boys, he performed in the side project BS 2000 while the group was still active. After the group dissolved, he remained involved in Beastie Boys projects and also worked as a remixer, producer, and guest musician for other artists, while taking roles in several films.