Mark McGann to It Had to Be You in 7 Steps
- Mark McGann appears in John and Yoko: A Love Story
- John and Yoko: A Love Story features an appearance by David Gillum
- David Gillum was born on December 23
- December 23 is the birthday of Victoria Williams
- Victoria Williams recorded The Puppy Song
- The Puppy Song was written by Harry Nilsson
- Harry Nilsson sang It Had to Be You