Jeff Barry to Rod Stewart in 11 Steps
- Jeff Barry wrote River Deep-Mountain High
- River Deep-Mountain High was sung by Harry Nilsson
- Harry Nilsson sang I'll Never Leave You
- I'll Never Leave You was produced by Richard Perry
- Richard Perry produced My World
- My World is an album by Ray Charles
- Ray Charles is one of many artists that recorded It Had to Be You
- It Had to Be You was produced by Derek Taylor
- Derek Taylor produced Makin' Whoopee!
- Makin' Whoopee! was recorded by many artists including Elton John
- Elton John recorded a duet of "Makin' Whoopee" with Rod Stewart