John Lennon to Robert De Niro in 9 Steps
- John Lennon wrote Mother Nature's Son
- Mother Nature's Son was arranged by George Tipton
- George Tipton arranged The Tree
- The Tree was produced by Rick Jarrard
- Rick Jarrard produced Without Her
- Without Her was recorded by Jack Jones
- Jack Jones sang Wives and Lovers
- Wives and Lovers is heard in the film Goodfellas
- Goodfellas features an appearance by Robert De Niro