Adam Keefe Horovitz (born October 31, 1966), better known as Ad-Rock or King Ad-Rock, is an American musician, guitarist, rapper, producer, and actor. He is best known as a member of the hip hop group the Beastie Boys. He is married to musician and feminist activist Kathleen Hanna
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They don't want to see rap music. They don't want to see the Beastie Boys. They don't care what we're doing. They want one thing and one thing only: that's to see Madonna come on stage.