Listen to Concerto No. 1 in G Minor, Op. 26: I. Allegro non troppo online. Concerto No. 1 in G Minor, Op. 26: I. Allegro non troppo is an English language song and is sung by St. Petersburg Philharmonic Academic Orchestra. Concerto No. 1 in G Minor, Op. 26: I. Allegro non troppo, from the album The Best of Classic Collection, was released in the year 2006. The duration of the song is 8:12. Download English songs online from JioSaavn.