The Door into Summer to Elvis Costello in 8 Steps
- The Door into Summer has backing vocals by Harry Nilsson
- Harry Nilsson wrote 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 John Lennon
- John Lennon married Yoko Ono
- Yoko Ono wrote Walking on Thin Ice
- Walking on Thin Ice was covered by Elvis Costello