Nilsson House to John Cowan in 8 Steps
- Nilsson House produced So Long Dad
- So Long Dad was sung by Harry Nilsson
- Harry Nilsson wrote Marchin' Down Broadway
- Marchin' Down Broadway was published by Unichappell Music
- Unichappell Music published The Tree
- The Tree was arranged by George Tipton
- George Tipton arranged Don't Leave Me
- Don't Leave Me was covered by John Cowan