Kristofer Engelhardt to Sid Sharp in 6 Steps
- Kristofer Engelhardt wrote Beatles Undercover
- Beatles Undercover includes a chapter on Harry Nilsson
- Harry Nilsson produced Back Off Boogaloo
- Back Off Boogaloo features guitar played by Fred Tackett
- Fred Tackett played guitar for ...That's the Way It Is
- ...That's the Way It Is includes violin played by Sid Sharp