Suriya has been the undisputed king of south Indian B.O. in 2009. His 'Vaaranam Aaayiram', released in September 2008, continued its sway at the B.O well into 2009. 'Ayan', released in April, was produced at a cost of Rs 15 crore; it grossed more than Rs 80 crore and became one of the biggest grossers in the history of Kollywood. His latest release, 'Aadhavan', is running to packed houses all over south India.