Listen to Oru Aanum Pennum online. Oru Aanum Pennum is a Tamil language song and is sung by S.P. Balasubrahmanyam and S. Janaki. Oru Aanum Pennum, from the album Paruva Ragam, was released in the year 2014. The duration of the song is 4:34. Download Tamil songs online from JioSaavn.