Klaus Voormann to Doris Day in 16 Steps
- Klaus Voormann played bass for Turn On Your Radio
- Turn On Your Radio features piano played by Nicky Hopkins
- Nicky Hopkins played piano for Son of Schmilsson
- Son of Schmilsson includes percussion played by Milt Holland
- Milt Holland played percussion for Aerial Ballet
- Aerial Ballet includes drums played by Jim Gordon
- Jim Gordon played drums for Bongo Rock '73
- Bongo Rock '73 was produced by Michael Viner
- Michael Viner played bass for Bongo Rock
- Bongo Rock was arranged by Harry Nilsson
- Harry Nilsson sang Makin' Whoopee
- Makin' Whoopee 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