Listen to An Indigo Night online. An Indigo Night is an Instrumental language song and is sung by RelaxMyDog, Dog Music Zone and Dog Music Therapy. An Indigo Night, from the album Dog Music : Puppy Love Relaxing Dog Songs, Pet Calming Therapy, was released in the year 2019. The duration of the song is 2:58. Download Instrumental songs online from JioSaavn.