Listen to Naan Unnai Vaazhtthi online. Naan Unnai Vaazhtthi is a Tamil language song and is sung by V. Kumar and P. Susheela. Naan Unnai Vaazhtthi, from the album Legends - P. Susheela Vol. 2, was released in the year 2005. The duration of the song is 4:23. Download Tamil songs online from JioSaavn.