1941 to Rudy Vallee in 7 Steps
- 1941 was covered by John Randolph Marr
- John Randolph Marr recorded I Wonder Who's Kissing Her Now
- I Wonder Who's Kissing Her Now was produced by Derek Taylor
- Derek Taylor produced Makin' Whoopee
- Makin' Whoopee was written by Walter Donaldson
- Walter Donaldson wrote Makin' Whoopee!
- Makin' Whoopee! was recorded by many artists including Rudy Vallee