“'Alternative facts' is really one of the better things that's come out in a long time. 'Alternative facts?' It's brilliant! Really? Alternative facts? There are two different realities?”

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.