[1] The story concerns rock 'n' roll star Carlos O'Conner, whose career is on the skids after early success at age 20.

[3] The production was directed by Joe Layton and starred Rick Nelson as O'Conner and Joanie Summers as Angie, with Tyrone Cooper, Steven Perry, and Jeff Siggins as the Celestials, Will Mackenzie as Jerome, Donna Jean Young as Juanita, Murray Roman as Hairy Eddie Popkin and James Coco as Zuckerman.

[6] An original cast album of On the Flip Side was released in December 1966 with Rick Nelson and Joanie Sommers.

[8] It was released on the Decca Records label, and was selected as a "Special Merit Pick" in Billboard magazine whose review gave particular praise to the arrangements by Peter Matz, Nelson's performance on the song "They Don't Give Medals", and Sommers' vocals on the song "Try to See It My Way".

[9] Bear Family included the album in the 2008 Rick Nelson's For You: The Decca Years box set.