Hal Willner to Leo Hickman in 12 Steps
- Hal Willner produced Zip-A-Dee-Doo-Dah
- Zip-A-Dee-Doo-Dah features guitar played by Dennis Budimir
- Dennis Budimir played guitar for Case of You
- Case of You was produced by Harry Nilsson
- Harry Nilsson wrote Guess Who's Coming To Lunch
- Guess Who's Coming To Lunch was published by Warner-Tamerlane Publishing Co.
- Warner-Tamerlane Publishing Co. published Eddie Makes Three
- Eddie Makes Three was published by Six Continents Music
- Six Continents Music published Gotta Get Up
- Gotta Get Up was produced by Richard Perry
- Richard Perry produced Early In The Morning
- Early In The Morning was written by Leo Hickman