Mary Hopkin to Sex Mob and Catherine Russell in 8 Steps
- Mary Hopkin recorded The Puppy Song
- The Puppy Song by Mary Hopkin was produced by Paul McCartney
- Paul McCartney wrote She's Leaving Home
- She's Leaving Home was arranged by George Tipton
- George Tipton arranged Angie's Suite
- Angie's Suite was published by Six Continents Music
- Six Continents Music published Poli High
- Poli High was covered by Sex Mob and Catherine Russell