John Lennon to John Marascalco in 8 Steps

1. John Lennon wrote Blackbird
2. Blackbird was written by Paul McCartney
3. Paul McCartney wrote Mother Nature's Son
4. Mother Nature's Son was arranged by George Tipton
5. George Tipton arranged Poli High
6. Poli High was written by Harry Nilsson
7. Harry Nilsson wrote I Know
8. I Know was written by John Marascalco

---

---