Blackwood Music to Gus Kahn in 8 Steps
- Blackwood Music published Remember (Christmas)
- Remember (Christmas) was published by EMI
- EMI published Ambush
- Ambush 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