Actress Vidya Balan has been asked to shed some kilos for her role in the movie Kahaani 2 by the director Sujoy Ghosh for her agile look in the movie. The movie will include a lot of heavy duty action. Video courtesy: NDTV

'Kahaani 2' has been released today. Watch our special review of this thriller to know whether its worth watching or can be given a miss…