Chip Douglas to Bill Bixby in 7 Steps
- Chip Douglas played bass for The Door into Summer
- The Door into Summer features guitar played by Michael Nesmith
- Michael Nesmith played guitar for Rainmaker
- Rainmaker was published by Unichappell Music
- Unichappell Music published Gentlemen Friend
- Gentlemen Friend is heard in The Courtship of Eddie's Father
- The Courtship of Eddie's Father featured Bill Bixby