Harry Nilsson to Billy J. Kramer in 10 Steps
- Harry Nilsson sang 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 Ella Fitzgerald
- Ella Fitzgerald recorded Open Your Window
- Open Your Window was arranged by George Tipton
- George Tipton arranged Maybe
- Maybe was covered by The Kojacks
- The Kojacks recorded 1941
- 1941 was covered by Billy J. Kramer