Harold Arlen to Rudy Vallee in 8 Steps
- Harold Arlen wrote It's Only a Paper Moon
- It's Only a Paper Moon was written by Edgar Yipsel Harburg
- Edgar Yipsel Harburg wrote Over The Rainbow
- Over The Rainbow was produced by Derek Taylor
- Derek Taylor produced It Had to Be You
- It Had to Be You was arranged by Gordon Jenkins
- Gordon Jenkins arranged Makin' Whoopee!
- Makin' Whoopee! was recorded by many artists including Rudy Vallee