Listen to 1. Allegro online. 1. Allegro is an English language song and is sung by Gewandhausorchester Leipzig conducted by Kurt Masur and Karl Suske. 1. Allegro, from the album Gluck, Mozart, Bach, Haydn, Vivaldi, Viotti, Händel: Sensitive Sounds, was released in the year 2007. The duration of the song is 4:38. Download English songs online from JioSaavn.