So Long Dad to Ringo Starr in 13 Steps
- So Long Dad features piano played by Randy Newman
- Randy Newman wrote Cowboy
- Cowboy was produced by Harry Nilsson
- Harry Nilsson was one of the Hollywood Vampires
- Hollywood Vampires was a celebrity drinking club that included John Lennon
- John Lennon played piano for Old Dirt Road
- Old Dirt Road features bass played by Klaus Voormann
- Klaus Voormann was a member of Manfred Mann
- Manfred Mann members included Jack Bruce
- Jack Bruce played bass for Too Many Cooks
- Too Many Cooks features guitar played by Danny Kortchmar
- Danny Kortchmar played guitar for Duit on Mon Dei
- Duit on Mon Dei includes drums played by Ringo Starr