Listen to Mozart: Horn Concerto No. 3 in E flat major, K. 447: III. Allegro online. Mozart: Horn Concerto No. 3 in E flat major, K. 447: III. Allegro is an English language song and is sung by Albert Linder, Hans Swarovsky and Vienna State Opera Orchestra. Mozart: Horn Concerto No. 3 in E flat major, K. 447: III. Allegro, from the album Big Winds and Brass Box, was released in the year 2014. The duration of the song is 3:45. Download English songs online from JioSaavn.