The latest season of 'Kaun Banega Crorepati' will usher in a new era for the show as well as megastar Amitabh Bachchan, as the show is set to change its theme. The new season will see the return of Amitabh Bachchan as the host, but the game is said to have undergone a massive makeover. At the launch of the new season of 'KBC', Big B spoke to the media about how his own life has been a life changing show.