AI beschrijving: "Heartache" is a pop song by British duo Pepsi & Shirlie, released in 1987 on the Polydor label. The song was written by the duo, composed of Helen "Pepsi" DeMacque and Shirlie Holliman, in collaboration with producers Stock Aitken Waterman. As a key contributor to the late 1980s UK pop scene, "Heartache" showcases the duo's signature blend of catchy melodies and upbeat rhythms, characteristic of the era's pop genre. Released during a period of significant commercial success for the duo, "Heartache" remains a notable entry in the discography of Pepsi & Shirlie, who were formerly backing vocalists for Wham!.