Listen to Hallo Hallo En Kadhalaa online. Hallo Hallo En Kadhalaa is a Tamil language song and is sung by Sadhana Sargam, Anuradha Sriram, S.P. Balasubrahmanyam, Karthik, Swarnalatha, Hariharan, Chandana Bala, Udit Narayan, Shankar Mahadevan, Sujatha Mohan and Vidyasagar. Hallo Hallo En Kadhalaa, from the album Villan, was released in the year 2002. The duration of the song is 5:04. Download Tamil songs online from JioSaavn.