"Ace in the Hole" is a popular song composed by Cole Porter. The song was written expressly for Porter's musical Let's Face It! which debuted at New York City's Imperial Theatre on 29 October 1941. In the original production, "Ace in the Hole" was performed by Mary Jane Walsh (as Winnie Potter) and Nanette Fabray (as Jean Blanchard). The song was one of the hits of the show throughout its 547 performances on Broadway and its 1943 movie adaptation.