The Lost Episodes is a 1996 posthumous album by Frank Zappa which compiles previously unreleased material. Much of the material covered dates from early in his career, and as early as 1958, into the m

Ruth Underwood is an American musician best known for playing xylophone, marimba, vibraphone, and other percussion instruments for Frank Zappa and his band The Mothers of Invention. She played for Zap