Harry Nilsson to Hollywood Vampires in 9 Steps
- Harry Nilsson hosted a tribute to Graham Chapman at the St. James Club in 1990 on January 23
- January 23 is the birthday of George Tipton
- George Tipton arranged The Wailing of the Willow
- The Wailing of the Willow was covered by Astrud Gilberto
- Astrud Gilberto recorded The Puppy Song
- The Puppy Song by Mary Hopkin was produced by Paul McCartney
- Paul McCartney wrote She's Leaving Home
- She's Leaving Home was written by John Lennon
- John Lennon was a member of the original Hollywood Vampires