David Sontag to David T. Walker in 6 Steps
- David Sontag helped Hugh Hefner create Playboy After Dark
- Playboy After Dark aired an episode where Hugh Hefner interviews Harry Nilsson
- Harry Nilsson arranged All My Life
- All My Life was produced by John Lennon
- John Lennon executed the mix down for Bongo Rock '73
- Bongo Rock '73 features guitar played by David T. Walker