Listen to Poo Mazhai Thoovi online. Poo Mazhai Thoovi is a Tamil language song and is sung by M. S. Viswanathan and T. M. Sounderarajan. Poo Mazhai Thoovi, from the album Legends T. M. Soundderarajan Tms Vol 5, was released in the year 2001. The duration of the song is 6:14. Download Tamil songs online from JioSaavn.