Listen to Naanum Neeyum (Happy) online. Naanum Neeyum (Happy) is a Tamil language song and is sung by S. Janaki and Shankar-Ganesh. Naanum Neeyum (Happy), from the album Thandikapatta Nyayangal, was released in the year 1984. The duration of the song is 5:07. Download Tamil songs online from JioSaavn.