Listen to Oh Sai Krishnudaa online. Oh Sai Krishnudaa is a Telugu language song and is sung by J. Purushothama Sai, Renuka and Parupalli Sri Ranganth. Oh Sai Krishnudaa, from the album Sri Sai Divyagaanam, was released in the year 2001. The duration of the song is 4:42. Download Telugu songs online from JioSaavn.