Unichappell Music to End of Message to Scotty in 9 Steps
- Unichappell Music published Poli High
- Poli High was published by Six Continents Music
- Six Continents Music published The Tree
- The Tree was arranged by George Tipton
- George Tipton arranged She's Leaving Home
- She's Leaving Home was written by Paul McCartney
- Paul McCartney wrote Blackbird
- Blackbird was sung by Harry Nilsson
- Harry Nilsson wrote End of Message to Scotty