King Errisson to Elvis Costello in 9 Steps
- King Errisson played bongos for Bongo Rock '73
- Bongo Rock '73 features guitar played by Glen Campbell
- Glen Campbell recorded Without Her
- Without Her was produced by Rick Jarrard
- Rick Jarrard produced River Deep-Mountain High
- River Deep-Mountain High was sung by Harry Nilsson
- Harry Nilsson considered recording an album of songs by Allen Toussaint
- Allen Toussaint produced Elvis Costello's recording of Walking on Thin Ice
- Walking on Thin Ice was covered by Elvis Costello