Listen to Just Dance (Instrumental Session) [Originally Performed by Lady GaGa] online. Just Dance (Instrumental Session) [Originally Performed by Lady GaGa] is an English language song and is sung by Pop Stars United. Just Dance (Instrumental Session) [Originally Performed by Lady GaGa], from the album Pure Hits - Vocal & Instrumental Sessions, was released in the year 2008. The duration of the song is 3:58. Download English songs online from JioSaavn.