Richard Perry to Supersongs in 20 Steps
- Richard Perry produced Goodnight Vienna
- Goodnight Vienna was recorded by Ringo Starr
- Ringo Starr played drums for Loop de Loop
- Loop de Loop features saxophone played by Bobby Keys
- Bobby Keys played saxophone for ...That's the Way It Is
- ...That's the Way It Is includes cello played by Jesse Ehrlich
- Jesse Ehrlich played cello for Aerial Pandemonium Ballet
- Aerial Pandemonium Ballet includes guitar played by Mike Deasy
- Mike Deasy played guitar for Bongo Rock '73
- Bongo Rock '73 was mixed by John Lennon
- John Lennon wrote Blackbird
- Blackbird was written by Paul McCartney
- Paul McCartney wrote She's Leaving Home
- She's Leaving Home was produced by Rick Jarrard
- Rick Jarrard produced Wasting My Time
- Wasting My Time was written by Harry Nilsson
- Harry Nilsson wrote All I Think About is You
- All I Think About is You was produced by Nilsson House
- Nilsson House produced So Long Dad
- So Long Dad was published by Supersongs