Listen to Spa Baby Harmony online. Spa Baby Harmony is an Instrumental language song and is sung by Background Music for Erotic Massage, Relaxing Spa Music and Sleep Massage Music. Spa Baby Harmony, from the album Baby’s Spa Melodies: Gentle Massage Tunes, was released in the year 2025. The duration of the song is 3:10. Download Instrumental songs online from JioSaavn.