Listen to Sleep Like a Calm Baby Music for Labour) online. Sleep Like a Calm Baby Music for Labour) is an Unknown language song and is sung by Pregnancy New Age Music Zone. Sleep Like a Calm Baby Music for Labour), from the album Soothing Pregnancy Music – Pregnancy Relaxation, Nature Sounds, Calmness, Well Being, was released in the year 2015. The duration of the song is 5:07. Download Unknown songs online from JioSaavn.