Plot: On this auspicious occasion of Diwali Festival, Amitabh Bachchan begins the show with yet another meaningful preface and plays Kaun Banega Crorepati with roll over contestant Chanchal Thakur from Vilaspur, Himachal Pradesh. Amitabh Bachchan plays the Fastest Finger First with the rest of the Contestants and Swapna Aarya, from Kolkata, West Bengal joins AB on the Hot Seat