One to Derek Taylor in 9 Steps
- One was written by Harry Nilsson
- Harry Nilsson wrote Gotta Get Up
- Gotta Get Up was produced by Richard Perry
- Richard Perry produced My World
- My World is an album by Ray Charles
- Ray Charles is one of many artists that recorded It Had to Be You
- It Had to Be You was written by Gus Kahn
- Gus Kahn wrote Makin' Whoopee!
- Makin' Whoopee! was produced by Derek Taylor