Hal Blaine to Ambush in 9 Steps
- Hal Blaine played drums for Bongo Rock '73
- Bongo Rock '73 features drums played by Jim Gordon
- Jim Gordon played drums for Bongo Rock
- Bongo Rock was arranged by Harry Nilsson
- Harry Nilsson produced Frankenstein, Merlin & The Operation
- Frankenstein, Merlin & The Operation was produced by Ringo Starr
- Ringo Starr recorded Goodnight Vienna
- Goodnight Vienna was produced by Richard Perry
- Richard Perry produced Ambush