Listen to Piano Sonata No. 14, Op. 27 No. 2 "Moonlight": II. Allegretto online. Piano Sonata No. 14, Op. 27 No. 2 "Moonlight": II. Allegretto is an English language song and is sung by Inger Sördegren. Piano Sonata No. 14, Op. 27 No. 2 "Moonlight": II. Allegretto, from the album Beethoven Essentials, was released in the year 2016. The duration of the song is 2:24. Download English songs online from JioSaavn.