Perry Botkin to In Concert in 9 Steps
- Perry Botkin played bongos for Bongo Rock '73
- Bongo Rock '73 was mixed by John Lennon
- John Lennon produced All My Life
- All My Life was published by EMI
- EMI published Cuddly Toy
- Cuddly Toy was produced by Rick Jarrard
- Rick Jarrard produced Girlfriend
- Girlfriend was written by Harry Nilsson
- Harry Nilsson appears in In Concert