Listen to Sweet Sleep Music When Lack Of Sleep Happens online. Sweet Sleep Music When Lack Of Sleep Happens is an Instrumental language song and is sung by Relaxing Mode. Sweet Sleep Music When Lack Of Sleep Happens, from the album Collection Of Gentle Piano Music To Listen To When Sleeping 7, was released in the year 2024. The duration of the song is 1:27. Download Instrumental songs online from JioSaavn.