Harry Nilsson to The Wailing of the Willow in 11 Steps
- Harry Nilsson wrote Best Friend
- Best Friend was published by Unichappell Music
- Unichappell Music published Ten Little Indians
- Ten Little Indians was arranged by George Tipton
- George Tipton arranged She's Leaving Home
- She's Leaving Home was written by Paul McCartney
- Paul McCartney produced Mary Hopkin's recording of The Puppy Song
- The Puppy Song was recorded by Astrud Gilberto
- Astrud Gilberto recorded The Wailing of the Willow
- The Wailing of the Willow was covered by Anita Harris Quartet
- Anita Harris Quartet recorded The Wailing of the Willow