Stephen Sondheim suggested evening the percentage at two percent each, but Sondheim refused because he wanted the credit. Sondheim later said he wished "someone stuffed a handkerchief in my mouth because it would have been nice to get that extra percentage". After "West Side Story" opened, Shevelove lamented the lack of "low-brow comedy" on Broadway and mentioned a possible musical based on Plautus' Roman comedies. When Sondheim was interested in the idea he called a friend, Larry Gelbart, to co-write the script. The show went through a number of drafts, and was interrupted briefly by Sondheim's next project. In 1959, Sondheim was
Side by Side by Sondheim Martin, Julia McKenzie, Kernan, and Ned Sherrin as the narrator, and agreed to produce it. In the TV documentary "Cameron Mackintosh: The Music Man" Mackintosh admits that he never saw the benefit performance but Christopher Biggins did and he went on his recommendation. The musical is in the form of a revue, with various sections tied together by being from a particular Sondheim musical, or having a common theme, and all of it tied together by the Narrator. He explains what show the songs are from, and in some cases provides background on why a song was written. He also