Listen to Beethoven: Grosse Fuge in B-Flat Major, Op. 133 - Overtura. Allegro (Live) online. Beethoven: Grosse Fuge in B-Flat Major, Op. 133 - Overtura. Allegro (Live) is an Unknown language song and is sung by Berliner Philharmoniker and Wilhelm Furtwangler. Beethoven: Grosse Fuge in B-Flat Major, Op. 133 - Overtura. Allegro (Live), from the album Orchestral Beethoven, was released in the year 2020. The duration of the song is 18:39. Download Unknown songs online from JioSaavn.