Scientist-turned-filmmaker Bedabrata Pain is looking forward to the release of his film 'Chittagong' and yesterday he hosted a special screening of the film. Celebs like Shah Rukh Khan, Amitabh Bachchan, Anil Kapoor, Anurag Kashyap , Sonu Sood, Nawazuddin Siddiqui and Vishal Bhardwaj graced the guest list among others.
