Gus Kahn to The Tree in 9 Steps
- Gus Kahn wrote It Had to Be You
- It Had to Be You was sung by Harry Nilsson
- Harry Nilsson sang Freckles
- Freckles was produced by Rick Jarrard
- Rick Jarrard produced Angie's Suite
- Angie's Suite was published by Six Continents Music
- Six Continents Music published Gentlemen Friend
- Gentlemen Friend was published by Unichappell Music
- Unichappell Music published The Tree