Listen to Lullaby Heaven online. Lullaby Heaven is an Instrumental language song and is sung by Dog Music Waves, Dog Music Therapy and RelaxMyDog. Lullaby Heaven, from the album Relaxing Music Therapy for Dogs: Improve Wellbeing and Mental Health for Your Dog, was released in the year 2021. The duration of the song is 3:00. Download Instrumental songs online from JioSaavn.