A hunt is on for a leading lady for Aamir Khan's next to be directed by in Reema Kagti. If the buzz is to be believed, Kareena Kapoor has been finalized. A source close to the project says, "Kareena is extremely keen to work with Aamir again. While shooting with Aamir for Rajkumar Hirani's 3 Idiots, she got along very well with him. And the part in Reema Kagti's film suits