Jeff Barry to Mark Hudson in 10 Steps
- Jeff Barry wrote River Deep-Mountain High
- River Deep-Mountain High was produced by Rick Jarrard
- Rick Jarrard produced Sister Marie
- Sister Marie was arranged by George Tipton
- George Tipton arranged Open Your Window
- Open Your Window was written by Harry Nilsson
- Harry Nilsson produced Perhaps This is All a Dream
- Perhaps This is All a Dream was produced by Ringo Starr
- Ringo Starr produced Harry's Song
- Harry's Song was produced by Mark Hudson