Harry Nilsson to April 12 in 8 Steps
- Harry Nilsson wrote Is It the Music
- Is It the Music was published by Black Molasses Music
- Black Molasses Music published Mexico City
- Mexico City was written by Perry Botkin
- Perry Botkin arranged the music for the first album by The Collage
- Collage recorded The Story Of Rock And Roll
- The Story Of Rock And Roll was recorded by David Cassidy
- David Cassidy was born on April 12