Preity, with your next film Heroes coming up. Are you nervous or excited?Frankly speaking, I am very excited. I was nervous when I was shooting for the film. It was a very difficult role for me, because it was not in my comfort zone as an actor. This role was something that I have not attempted before.For instance, when someone offers me a role of an NRI, I can play that role with ease because it's in my comfort zone. But my role in Heroes has got a very rural flavor to it.It's a role o