World Classical Tamil Conference to be held in Coimbatore in June 2010 will be composed by A R Rahman. The theme song composing work is underway and Rahman is creating a symphony of sorts for the theme song. The list of singers who would render voice for the song gets longer every single day.

According to sources, singers who will be part of the song include Hariharan, Nityasree, Chinmayi, G V Prakash and Rehana. Besides, it’s also learnt that Yuvan Shankar Raja is also singing for the theme song, which also brings the legendary TMS in front of the mike after decades. MP Kanimozhi is also involved in discussions with Rahman regarding the composition.