It Came Upon a Midnight Clear to Frankenstein, Merlin & The Operation in 8 Steps
- It Came Upon a Midnight Clear was produced by Doug Hoefer
- Doug Hoefer played percussion for ...That's the Way It Is
- ...That's the Way It Is includes timpani played by Gene Estes
- Gene Estes played percussion for Duit on Mon Dei
- Duit on Mon Dei includes saxophone played by Gene Cipriano
- Gene Cipriano played saxophone for Pussy Cats
- Pussy Cats includes drums played by Ringo Starr
- Ringo Starr produced Frankenstein, Merlin & The Operation
