Listen to Vanthachu Vanthachu online. Vanthachu Vanthachu is a Tamil language song and is sung by Mano, Sujatha Mohan and Deva. Vanthachu Vanthachu, from the album Mano Birthday Special Songs, was released in the year 2015. The duration of the song is 4:25. Download Tamil songs online from JioSaavn.