Doug Hoefer to The Simpsons in 13 Steps
- Doug Hoefer played percussion for ...That's the Way It Is
- ...That's the Way It Is includes guitar played by Jesse Ed Davis
- Jesse Ed Davis played guitar for Subterranean Homesick Blues
- Subterranean Homesick Blues features guitar played by Danny Kootch
- Danny Kootch played guitar for Mucho Mungo-Mt. Elga
- Mucho Mungo-Mt. Elga was arranged by John Lennon
- John Lennon wrote She's Leaving Home
- She's Leaving Home was arranged by George Tipton
- George Tipton arranged Open Your Window
- Open Your Window was written by Harry Nilsson
- Harry Nilsson produced Silver Horse
- Silver Horse was arranged by Rick Riccio
- Rick Riccio mixed music for The Simpsons