David Sontag to Michael Viner 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 Bongo Rock '73
- Bongo Rock '73 was arranged by Steve Douglas
- Steve Douglas arranged Bongo Rock
- Bongo Rock was produced by Michael Viner