I Know to David Cassidy in 8 Steps
- I Know was written by John Marascalco
- John Marascalco wrote Do You Wanna (Have Some Fun)
- Do You Wanna (Have Some Fun) was written by Harry Nilsson
- Harry Nilsson wrote Little More Rain
- Little More Rain 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 covered by David Cassidy