Chip Douglas to Robert Zemeckis in 9 Steps
- Chip Douglas produced Turtles' recording of Battle Of The Bands
- Battle Of The Bands was recorded by Turtles
- Turtles recorded The Story Of Rock And Roll
- The Story Of Rock And Roll was recorded by David Cassidy
- David Cassidy recorded The Puppy Song
- The Puppy Song is heard in You've Got Mail
- You've Got Mail cast includes Tom Hanks
- Tom Hanks appears in Forrest Gump
- Forrest Gump was directed by Robert Zemeckis