Al Casey to Hamburg Im Regen in 9 Steps
- Al Casey played guitar for The Point!
- The Point! includes percussion played by Milt Holland
- Milt Holland played percussion for Duit on Mon Dei
- Duit on Mon Dei includes drums played by Ringo Starr
- Ringo Starr played drums for All My Life
- All My Life was arranged by John Lennon
- John Lennon produced Black Sails In The Moonlight
- Black Sails In The Moonlight was sung by Harry Nilsson
- Harry Nilsson wrote Hamburg Im Regen