Listen to Gaao Hari Gun Gaao online. Gaao Hari Gun Gaao is a Hindi language song and is sung by Bhushan Dua and Shailendra. Gaao Hari Gun Gaao, from the album Badri Kedar Ki Shyamal Moorat, was released in the year 2006. The duration of the song is 4:36. Download Hindi songs online from JioSaavn.