Listen to Gonna Fly Now (Theme from Rocky) [instrumental Backing Track] online. Gonna Fly Now (Theme from Rocky) [instrumental Backing Track] is an English language song and is sung by Original Backing Tracks. Gonna Fly Now (Theme from Rocky) [instrumental Backing Track], from the album Karaoke Hits: Standards, Vol. 5, was released in the year 2013. The duration of the song is 2:48. Download English songs online from JioSaavn.