Christopher "Chris" Xefos (born January 5, 1964) is an American multi-instrumentalist musician/engineer/producer and former member of band King Missile. He plays various instruments such as accordion, bass, piano, and synthesizer, among others. He began recording/producing various groups in New York during the 1980s, including indie-rock legends Phantom Tollbooth. In 1989, he joined the New York City avant-garde spoken word/art rock group, King Missile.