timpani on "Queue" Little Eric Wood – Intergalactic-Tape-Machine on "Spaceship" Chaki – cymbal on "Bathtub", engineering (assistant) Walter Sear – vocals on "Sean's Theme" Fred Kevorkian – digital editing Tom Schick – engineering John Reigart – engineering (assistant) Bob Ludwig – mastering Charts References Sean Lennon albums Yuka Honda albums Albums produced by Yuka Honda 1998 debut albums Grand Royal albums