...That's the Way It Is to The Tree in 8 Steps
- ...That's the Way It Is includes timpani played by Gene Estes
- Gene Estes played percussion for Duit on Mon Dei
- Duit on Mon Dei includes piano played by Van Dyke Parks
- Van Dyke Parks arranged I Yam What I Yam
- I Yam What I Yam was produced by Harry Nilsson
- Harry Nilsson wrote Escape Possible
- Escape Possible was produced by Rick Jarrard
- Rick Jarrard produced The Tree