Hookfoot to Postcard in 12 Steps
- Hookfoot members included Roger Pope
- Roger Pope played percussion for Nilsson Schmilsson
- Nilsson Schmilsson includes drums played by Jim Gordon
- Jim Gordon played percussion for Aerial Ballet
- Aerial Ballet includes guitar played by Dennis Budimir
- Dennis Budimir played guitar for ...That's the Way It Is
- ...That's the Way It Is includes saxophone played by Bobby Keys
- Bobby Keys played sax for Too Many Cooks
- Too Many Cooks was produced by John Lennon
- John Lennon was a member of the original Hollywood Vampires
- Hollywood Vampires was a celebrity drinking club that included Harry Nilsson
- Harry Nilsson sang Postcard