Will Hough to Doris Day in 6 Steps
- Will Hough wrote I Wonder Who's Kissing Her Now
- I Wonder Who's Kissing Her Now was produced by Derek Taylor
- Derek Taylor produced It Had to Be You
- It Had to Be You was written by Gus Kahn
- Gus Kahn is played in I'll See You in My Dreams by Danny Thomas
- Danny Thomas recorded a duet of "Makin' Whoopee" with Doris Day