Listen to Fidelio, Op. 72c: Overture online. Fidelio, Op. 72c: Overture is an English language song and is sung by Radio Symphony Orchestra Ljubljana and Anton Nanut. Fidelio, Op. 72c: Overture, from the album Top 200 Classics, Vol. 2: The Rest of the Very Best of Classical Music, was released in the year 2013. The duration of the song is 6:42. Download English songs online from JioSaavn.