Denny Bruce (born October 4, 1944 in Lancaster, Pennsylvania) is an American record producer and artist manager.In the 60s, he was a drummer for Frank Zappa but suffered a six-month illness with mononucleosis which cost him his job prior to the recording of Zappa's first album with The Mothers of Invention. He later became the drummer for the band Western Union.His first management signee was Lisa Kindred.