Listen to Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro online. Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro is an English language song and is sung by Oregan Bach Festival Chamber Orchestra and Helmuth Rilling. Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro, from the album La féérie des plus beaux Allegros, was released in the year 2010. The duration of the song is 7:09. Download English songs online from JioSaavn.