Bobby Keys to Donna I Understand in 7 Steps
- Bobby Keys played saxophone for Duit on Mon Dei
- Duit on Mon Dei includes drums played by Jim Keltner
- Jim Keltner played percussion for Pussy Cats
- Pussy Cats includes guitar played by Danny Kootch
- Danny Kootch played guitar for All My Life
- All My Life was written by Harry Nilsson
- Harry Nilsson wrote Donna I Understand