Listen to Unakka Theriyadhu online. Unakka Theriyadhu is a Tamil language song and is sung by S. M. Subbaiah Naidu, T. M. Sounderarajan and P. Susheela. Unakka Theriyadhu, from the album Love Duets Of T M Soundara Rajan N P Sus, was released in the year 2003. The duration of the song is 3:18. Download Tamil songs online from JioSaavn.