Listen to Aadu Unjal Aadu online. Aadu Unjal Aadu is a Tamil language song and is sung by U. Thiyagarajan and Smt. P. Susheela. Aadu Unjal Aadu, from the album Sri Balaji Paamalai, was released in the year 1991. The duration of the song is 4:25. Download Tamil songs online from JioSaavn.