Actor Aamir Khan, who would be seen as a baddie in the third installment of hit film series Dhoom, says, he is not mentally prepared for the film.
Aamir said he has started physical preparations for his role but he is not mentally prepared yet.
The Dhoom series centres on bike chases, handsome thieves and daring theft plans.
After the success of Dhoom in 2004 and Dhoom 2 in 2006, there is a lot of buzz around the third movie.
Aamir would play the bad guy while Abhishek Bachchan and Uday Chopra would reprise their roles of Jai and Uday respectively.
The 47-year-old actor would feature opposite Katrina Kaif in the film, directed by Victor Acharya and produced by Aditya Chopra.
It is set to hit cinema houses in 2013.