Listen to Serenade No. 13 in G Major, K.525 "Eine kleine Nachtmusik": I. Allegro online. Serenade No. 13 in G Major, K.525 "Eine kleine Nachtmusik": I. Allegro is an English language song and is sung by Slovak Philharmonic Orchestra. Serenade No. 13 in G Major, K.525 "Eine kleine Nachtmusik": I. Allegro, from the album 100 Works of Classical Music, Vol. 1, was released in the year 2016. The duration of the song is 7:52. Download English songs online from JioSaavn.