Best Friend to Irving Berlin in 8 Steps
- Best Friend was sung by Harry Nilsson
- Harry Nilsson wrote Mexico City
- Mexico City was written by Perry Botkin
- Perry Botkin (the elder) played guitar for Bing Crosby
- Bing Crosby is one of the many artists that recorded Makin' Whoopee!
- Makin' Whoopee! was arranged by Gordon Jenkins
- Gordon Jenkins arranged Always
- Always was written by Irving Berlin