Listen to Symphony No. 5 in B-Flat Major, D. 485 : I. Allegro online. Symphony No. 5 in B-Flat Major, D. 485 : I. Allegro is an English language song and is sung by Saint Petersburg Orca of the State Hermitage Museum Cameratahestr and Saulius Sondeckis. Symphony No. 5 in B-Flat Major, D. 485 : I. Allegro, from the album 88 Holiday Classical Christmas: A Christmas Fantasy, was released in the year 2012. The duration of the song is 6:55. Download English songs online from JioSaavn.