Cynthia Henderson to Doris Day in 13 Steps
- Cynthia Henderson recorded You're Breaking My Heart
- You're Breaking My Heart was published by Blackwood Music
- Blackwood Music published Mucho Mungo-Mt. Elga
- Mucho Mungo-Mt. Elga was arranged by John Lennon
- John Lennon arranged All My Life
- All My Life was written by Harry Nilsson
- Harry Nilsson wrote These Are the Brave
- These Are the Brave was written by Perry Botkin
- Perry Botkin (the elder) played guitar for Bing Crosby
- Bing Crosby is one of the many artists that recorded Makin' Whoopee!
- Makin' Whoopee! 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