Harry Nilsson to Paul McCartney in 8 Steps
- Harry Nilsson wrote Marchin' Down Broadway
- Marchin' Down Broadway was published by Six Continents Music
- Six Continents Music published Little Cowboy
- Little Cowboy was produced by Rick Jarrard
- Rick Jarrard produced The Wailing of the Willow
- The Wailing of the Willow was recorded by Astrud Gilberto
- Astrud Gilberto recorded The Puppy Song
- The Puppy Song by Mary Hopkin was produced by Paul McCartney