Mystic Moods Orchestra to Gus Kahn in 10 Steps
- Mystic Moods Orchestra recorded I Guess The Lord Must Be In New York City
- I Guess The Lord Must Be In New York City was published by Unichappell Music
- Unichappell Music published One
- One was published by Six Continents Music
- Six Continents Music published Gotta Get Up
- Gotta Get Up was produced by Richard Perry
- Richard Perry produced My World
- My World is an album by Ray Charles
- Ray Charles is one of many artists that recorded It Had to Be You
- It Had to Be You was written by Gus Kahn