Athiradee is the climax song. See below link, where Vaali talks about writing the climax song. http://www.hindu.com/2007/03/03/stories/2007030303830200.htm
Another link from behindwoods has choreographer Lawrence talking about the song. http://www.behindwoods.com/tamil-movie-news/mar-07-03/21-03-07- sivaji.html Vinod
