For your information:  According to Film critic K Hariharan, "the real hero of the film is actually behind the camera, pulling out every gimmick available in the ad-man's repertoire".

» The climax of AN borrows liberally from 'The Godfather' where Michael is protecting his bed-ridden father in Hospital.

» Agni's 'villian' late G Umapathi ("Thambi, Naan Romba Mosamanavan", who owned Anand Theatre(s) in Madras was no different in real life (the menacing way he talks) to guys who threw a ruckus and caused disturbance at his theatre.

» It is now a legend that Prabhu Deva could be spotted (with a little straining of the eye and the help of the slow-mo button on your remote) among the dancers behind Karthik in the song "Raja Rajadhirajan Indha Raja".