Don Perry to Gettysburg in 7 Steps
- Don Perry produced David Canary's recording of I Guess the Lord Must Be in New York City
- I Guess the Lord Must Be in New York City was recorded by Liza Minnelli
- Liza Minnelli was born on March 12
- March 12 is the birthday of Moctesuma Esparza
- Moctesuma Esparza produced The Telephone
- The Telephone was produced by Robert Katz
- Robert Katz produced Gettysburg