Listen to Evening Guitar Slumber Harmony online. Evening Guitar Slumber Harmony is an Instrumental language song and is sung by Guitars Unlimited, Guitar Music Orchestra and Calm Guitar Music Rhythms. Evening Guitar Slumber Harmony, from the album Quiet Nights: Guitar Music Serenades, was released in the year 2025. The duration of the song is 2:59. Download Instrumental songs online from JioSaavn.