I've Got It to Ella Fitzgerald in 8 Steps
- I've Got It was published by Perryvale Music
- Perryvale Music published These Are the Brave
- These Are the Brave was published by Black Molasses Music
- Black Molasses Music published 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 recorded by many artists including Ella Fitzgerald