Listen to Unai Etthanai online. Unai Etthanai is a Tamil language song and is sung by S.P. Balasubrahmanyam, P. Susheela and Shankar-Ganesh. Unai Etthanai, from the album Neeya, was released in the year 1978. The duration of the song is 5:17. Download Tamil songs online from JioSaavn.