Amanda Palmer to Leo Hickman in 6 Steps
- Amanda Palmer is one of the many artists that recorded Makin' Whoopee!
- Makin' Whoopee! was written by Gus Kahn
- Gus Kahn wrote It Had to Be You
- It Had to Be You was sung by Harry Nilsson
- Harry Nilsson sang Early In The Morning
- Early In The Morning was written by Leo Hickman