Listen to Promise (Instrumental Session) [Originally Performed by Girls Aloud] online. Promise (Instrumental Session) [Originally Performed by Girls Aloud] is an English language song and is sung by Pop Stars United. Promise (Instrumental Session) [Originally Performed by Girls Aloud], from the album Pure Hits - Vocal & Instrumental Sessions, was released in the year 2008. The duration of the song is 3:43. Download English songs online from JioSaavn.