5uu's were an avant-garde rock group founded in Los Angeles, California in 1984 by drummer/multi-instrumentalist and composer David Kerman. Influenced by the European Rock In Opposition (RIO) movement, 70's progressive rock, and avant-garde composers of the 20th century such as Olivier Messiaen, they combined virtuous musicianship with a rock sensibility to create a dramatic, intense, and multi-layered sound in which darkly dissonant (and often atonal)