Harry Nilsson to Billy Rose in 12 Steps
- Harry Nilsson arranged Bongo Rock
- Bongo Rock was arranged by Don Coster
- Don Coster arranged Bongo Rock '73
- Bongo Rock '73 was mixed by John Lennon
- John Lennon wrote She's Leaving Home
- She's Leaving Home was written by Paul McCartney
- Paul McCartney appeared in a 1994 Public Service Announcement for Recording Artists, Actors, and Athletes Against Drunk Driving
- Recording Artists, Actors, and Athletes Against Drunk Driving created a PSA featuring Julian Lennon
- Julian Lennon was born on April 8
- April 8 is the birthday of Edgar Yipsel Harburg
- Edgar Yipsel Harburg wrote It's Only a Paper Moon
- It's Only a Paper Moon was written by Billy Rose