Katrina Kaif is gearing up for her upcoming big release 'Bharat'. The period drama is all set to hit the screens on June 5. Ahead of the big day, the actor is excited as well as anxious to see the audience reaction. At a recent media interaction, Katrina said that she is having sleepless nights as the countdown for the showtime has already begun. Meanwhile, she also shared her box office expectations for the film.