John Marascalco to Jerry Lang in 10 Steps
- John Marascalco wrote Chicago
- Chicago is the birthplace of Jane Getz
- Jane Getz played keyboards for ...That's the Way It Is
- ...That's the Way It Is includes guitar played by Jesse Ed Davis
- Jesse Ed Davis played guitar for Loop de Loop
- Loop de Loop was produced by John Lennon
- John Lennon produced All My Life
- All My Life was arranged by Harry Nilsson
- Harry Nilsson wrote Donna I Understand
- Donna I Understand was arranged by Jerry Lang