Listen to Symphony No. 2 in D Major, Op. 43: I. Allegretto online. Symphony No. 2 in D Major, Op. 43: I. Allegretto is an Instrumental language song and is sung by Gennady Rozhdestvensky and Grand Symphony Orchestra of All-Union National Radio Service and Central Television Networks. Symphony No. 2 in D Major, Op. 43: I. Allegretto, from the album Sibelius: Symphonies, was released in the year 2010. The duration of the song is 9:37. Download Instrumental songs online from JioSaavn.