John Lennon to James Mastro in 8 Steps
- John Lennon produced All My Life
- All My Life was arranged by Harry Nilsson
- Harry Nilsson wrote Ambush
- Ambush was published by EMI
- EMI published Are You Sleeping?
- Are You Sleeping? was published by Blackwood Music
- Blackwood Music published Spaceman
- Spaceman was covered by James Mastro