Listen to Concerto a due cori in B-Flat Major, HWV 332: III. Allegro online. Concerto a due cori in B-Flat Major, HWV 332: III. Allegro is an Unknown language song and is sung by Hartmut Haenchen, Georg Friedrich Händel and Kammerorchester Carl Philipp Emanuel Bach. Concerto a due cori in B-Flat Major, HWV 332: III. Allegro, from the album German and Italian Christmas Music, was released in the year 1993. The duration of the song is 2:18. Download Unknown songs online from JioSaavn.