Listen to Concerto for Three Pianos in C Major, BWV 1064: I. Allegro online. Concerto for Three Pianos in C Major, BWV 1064: I. Allegro is an Instrumental language song and is sung by Edwin Fischer/Ronald Smith/Denis Matthews/Philharmonia Orchestra. Concerto for Three Pianos in C Major, BWV 1064: I. Allegro, from the album Icon: Edwin Fischer, was released in the year 2010. The duration of the song is 6:58. Download Instrumental songs online from JioSaavn.