Listen to Kanna Vaa (Pathos) online. Kanna Vaa (Pathos) is a Tamil language song and is sung by M.S. Rajeswari and Shankar-Ganesh. Kanna Vaa (Pathos), from the album Vangaien Maindan, was released in the year 1984. The duration of the song is 4:28. Download Tamil songs online from JioSaavn.