Listen to Viduvani Devudavu (Instrumental) online. Viduvani Devudavu (Instrumental) is a Telugu language song and is sung by K.J. Sudhakar. Viduvani Devudavu (Instrumental), from the album Viduvani Devudu, was released in the year 2012. The duration of the song is 4:39. Download Telugu songs online from JioSaavn.