Listen to Symphony No. 1 in A-Flat Major, Op. 55: II. Allegro molto online. Symphony No. 1 in A-Flat Major, Op. 55: II. Allegro molto is an English language song and is sung by Edo De Waart, Royal Flemish Orchestra and Oregon Symphony. Symphony No. 1 in A-Flat Major, Op. 55: II. Allegro molto, from the album British Classical Selections, was released in the year 2021. The duration of the song is 7:23. Download English songs online from JioSaavn.