Six Continents Music to Caveman in 9 Steps
- Six Continents Music published The Tree
- The Tree was written by Harry Nilsson
- Harry Nilsson sang backing for Old Dirt Road
- Old Dirt Road features piano played by Nicky Hopkins
- Nicky Hopkins played piano for Son of Schmilsson
- Son of Schmilsson includes bass played by Klaus Voormann
- Klaus Voormann played bass for You're Sixteen
- You're Sixteen was sung by Ringo Starr
- Ringo Starr starred in Caveman