Paul McCartney to So Long Dad in 9 Steps
- Paul McCartney wrote She's Leaving Home
- She's Leaving Home was produced by Rick Jarrard
- Rick Jarrard produced Cuddly Toy
- Cuddly Toy was published by EMI
- EMI published The World Is Coming To An End
- The World Is Coming To An End was written by Harry Nilsson
- Harry Nilsson produced Cowboy
- Cowboy was written by Randy Newman
- Randy Newman played piano for So Long Dad