Benny Powell to Beatles in 9 Steps
- Benny Powell played trombone for ...That's the Way It Is
- ...That's the Way It Is includes keyboards played by Van Dyke Parks
- Van Dyke Parks arranged Back Off Boogaloo
- Back Off Boogaloo was produced by Harry Nilsson
- Harry Nilsson wrote The Tree
- The Tree was arranged by George Tipton
- George Tipton arranged She's Leaving Home
- She's Leaving Home was written by John Lennon
- John Lennon was a member of the Beatles