Who to be Rajani??

Rajanikaanth’s superhit movie Moondru Mugham is to be remade. The producer of the box hit Jigarthaande, Kathireshan has acquired the rights for the remake. The question that taunts him is who to play the role of rajani in the new movie?
Kathireshan has in mind Ajith, Vijay and Karthi in mind. Moondru Mugham portrayed three different faces of Rajani. Alex Pandyan, Arun and John were the chacters played by him.
Kathireshan had discussed about the movie with the 3 actors. Kathireshan said that who gets the first date will be his hero.