Al Capone to Henry Diltz in 8 Steps
- Al Capone was born on January 17
- January 17 is the birthday of Anna Martin
- Anna Martin married Harry Nilsson's uncle John Martin
- John Martin was a major musical influence on Harry Nilsson
- Harry Nilsson wrote The Puppy Song
- The Puppy Song was recorded by David Cassidy
- David Cassidy wrote This Could Be the Night
- This Could Be the Night was covered by Henry Diltz