Chicago to David Gillum in 11 Steps
- Chicago was written by Harry Nilsson
- Harry Nilsson wrote Angie's Suite
- Angie's Suite was published by Unichappell Music
- Unichappell Music published Little Cowboy
- Little Cowboy was produced by Rick Jarrard
- Rick Jarrard produced She's Leaving Home
- She's Leaving Home was written by Paul McCartney
- Paul McCartney produced Mary Hopkin's recording of The Puppy Song
- The Puppy Song was covered by Victoria Williams
- Victoria Williams was born on December 23
- December 23 is the birthday of David Gillum