Mother Nature's Son to Jeff Barry in 9 Steps
- Mother Nature's Son was written by Paul McCartney
- Paul McCartney was born on June 18
- June 18 is the birthday of Richard Perry
- Richard Perry produced Turn On Your Radio
- Turn On Your Radio was sung by Harry Nilsson
- Harry Nilsson wrote Cast And Crew
- Cast And Crew was produced by Rick Jarrard
- Rick Jarrard produced River Deep-Mountain High
- River Deep-Mountain High was written by Jeff Barry