Listen to Sleep Training (Trouble Sleeping) online. Sleep Training (Trouble Sleeping) is an Unknown language song and is sung by Relax Baby Music Collection. Sleep Training (Trouble Sleeping), from the album Lullabies - Newborn Sleep Music, Songs for Toddlers, Sleeping Baby Aid, Relaxing Lullabies and Peaceful Piano for Babies, Soothing Music for Restful Sleep, was released in the year 2015. The duration of the song is 3:36. Download Unknown songs online from JioSaavn.