Listen to Horn Concerto No. 3 in E-Flat Major, K. 447: III. Allegro online. Horn Concerto No. 3 in E-Flat Major, K. 447: III. Allegro is an Unknown language song and is sung by Bruno Weil, Tafelmusik, Ab Koster and Tafelmusik Baroque Orchestra. Horn Concerto No. 3 in E-Flat Major, K. 447: III. Allegro, from the album Mozart to Relax, was released in the year 2021. The duration of the song is 4:02. Download Unknown songs online from JioSaavn.