Buzz Osborne to Rudy Vallee in 7 Steps
- Buzz Osborne wrote You're Breaking My Heart
- You're Breaking My Heart was sung by Harry Nilsson
- Harry Nilsson sang It Had to Be You
- It Had to Be You appeared in the film Show Business
- Show Business is a 1944 film starring Eddie Cantor
- Eddie Cantor was the first singer to record Makin' Whoopee!
- Makin' Whoopee! was recorded by many artists including Rudy Vallee