George Tipton to Blackbird in 9 Steps
- George Tipton arranged 1941
- 1941 was recorded by John Randolph Marr
- John Randolph Marr recorded I Wonder Who's Kissing Her Now
- I Wonder Who's Kissing Her Now was arranged by Gordon Jenkins
- Gordon Jenkins arranged It Had to Be You
- It Had to Be You was sung by Harry Nilsson
- Harry Nilsson wrote All My Life
- All My Life was produced by John Lennon
- John Lennon wrote Blackbird