Jack Pfeiffer to Paul McCartney in 10 Steps
- Jack Pfeiffer produced Hugo Montenegro's recording of Me and My Arrow
- Me and My Arrow was covered by Cynthia Henderson
- Cynthia Henderson recorded Life Line
- Life Line was covered by Jimmy Webb
- Jimmy Webb wrote Campo de Encino
- Campo de Encino was sung by Harry Nilsson
- Harry Nilsson sang Garbage Can Ballet
- Garbage Can Ballet was arranged by George Tipton
- George Tipton arranged She's Leaving Home
- She's Leaving Home was written by Paul McCartney