Listen to Kaalkal Yeruthu online. Kaalkal Yeruthu is a Tamil language song and is sung by T. Rajendra and S.P. Balasubrahmanyam. Kaalkal Yeruthu, from the album Pookkal Vidum Thudhu, was released in the year 1987. The duration of the song is 4:43. Download Tamil songs online from JioSaavn.