Listen to Kadhal Vanthathum online. Kadhal Vanthathum is a Tamil language song and is sung by Sadhana Sargam and K.J. Yesudas. Kadhal Vanthathum, from the album Poovellam Unn Vaasam, was released in the year 2001. The duration of the song is 5:35. Download Tamil songs online from JioSaavn.