John Lennon to Air Supply in 8 Steps
- John Lennon produced Subterranean Homesick Blues
- Subterranean Homesick Blues was sung by Harry Nilsson
- Harry Nilsson wrote Marchin' Down Broadway
- Marchin' Down Broadway was published by Unichappell Music
- Unichappell Music published Rainmaker
- Rainmaker was recorded by Michael Nesmith
- Michael Nesmith was the father of Christian Nesmith
- Christian Nesmith toured with Air Supply