Karthik
Karthik has sung a number of songs for many popular music directors, including A. R. Rahman and Ilayaraaja.
Karthik has sung songs in several Indian languages - Tamil, Telugu,Hindi, Malayalam, and Kannada.
Web : http://en.wikipedia.org/wiki/Karthik_(singer)
Siren
Amaran
Joshua
Velu Nachiyar
Nandhivarman
Mathimaran
Evidence
Dhruva Natchathiram