Sally and David Marks to June 15 in 7 Steps
- Sally and David Marks produced Let's Put Harry in the Hall L A Recording Session
- Let's Put Harry in the Hall L A Recording Session was produced by Zak Nilsson
- Zak Nilsson was born on January 17
- January 17 is the birthday of Anna Martin
- Anna Martin married Harry Nilsson's uncle John Martin
- John Martin was a major musical influence on Harry Nilsson
- Harry Nilsson was born on June 15