Listen to Okkakka Mettu online. Okkakka Mettu is a Telugu language song and is sung by Babu and Parupalli Sri Ranganth. Okkakka Mettu, from the album Madhuram Madhuram Ayyappa Gaanam, was released in the year 1996. The duration of the song is 5:11. Download Telugu songs online from JioSaavn.