Listen to Serenade for Strings, Op. 20: II. Larghetto online. Serenade for Strings, Op. 20: II. Larghetto is an Instrumental language song and is sung by London Philharmonic Orchestra/Peter Manning/Vernon Handley. Serenade for Strings, Op. 20: II. Larghetto, from the album The Most Peaceful Classical Album in the World...Ever!, was released in the year 2000. The duration of the song is 5:10. Download Instrumental songs online from JioSaavn.