Hal Willner to Robin Hood Music Co. in 5 Steps
- Hal Willner produced Zip-A-Dee-Doo-Dah
- Zip-A-Dee-Doo-Dah was produced by Van Dyke Parks
- Van Dyke Parks attended the funeral of Harry Nilsson
- Harry Nilsson wrote Do You Wanna (Have Some Fun)
- Do You Wanna (Have Some Fun) was published by Robin Hood Music Co.