Jim Horn to That'll Be the Day in 9 Steps
- Jim Horn played sax for Loop de Loop
- Loop de Loop features guitar played by Jesse Ed Davis
- Jesse Ed Davis played guitar for Too Many Cooks
- Too Many Cooks features keyboard played by Al Kooper
- Al Kooper was a member of Blood, Sweat & Tears
- Blood, Sweat & Tears recorded Without Her
- Without Her was published by Beechwood Music Corporation
- Beechwood Music Corporation published 1941
- 1941 inspired the film That'll Be the Day