Listen to Kadavul Vazhdthu online. Kadavul Vazhdthu is a Tamil language song and is sung by Sakthidasan and Saindavi. Kadavul Vazhdthu, from the album Manappada Paguthi 8Th Std, was released in the year 2002. The duration of the song is 2:55. Download Tamil songs online from JioSaavn.