Listen to Nannu Raaraa Babu online. Nannu Raaraa Babu is a Telugu language song and is sung by Gangai Amaren, S.P. Balasubrahmanyam and S.P.Sailaja. Nannu Raaraa Babu, from the album Hits Of S.P. Balasubrahmanyam, was released in the year 1979. The duration of the song is 4:45. Download Telugu songs online from JioSaavn.