Carl Emanuel Nilsson to Mary Hopkin in 9 Steps
- Carl Emanuel Nilsson was the great grandfather of Harry Nilsson
- Harry Nilsson wrote Mexico City
- Mexico City was written by Perry Botkin
- Perry Botkin wrote There Will Never Be
- There Will Never Be 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 features guitar played by Mary Hopkin