Unfrosted: The Pop-Tarts Story is Jerry Seinfeld's directorial debut about the history of Michigan based Kellogg's company and hits Netflix May 3, 2024.
The song was cowritten by Brian Jones, a member of the Stones who passed away in 1969, with the J. Walter Thompson ad agency who had Rice Krispies as a client. The funny thing was they were only paid 400 pounds for the jingle