Bruce Cohn to Neil Levang in 6 Steps
- Bruce Cohn produced The Doobie Brothers - Listen to the Music
- The Doobie Brothers - Listen to the Music was produced by Harry Nilsson
- Harry Nilsson wrote The Tree
- The Tree was arranged by George Tipton
- George Tipton arranged Aerial Pandemonium Ballet
- Aerial Pandemonium Ballet includes guitar played by Neil Levang