Kaun Banega Crorepati 4 will have the Knock Out lead, actor Sanjay Dutt as the first celebrity guests. KBC 4, to be hosted by Bollywood actor Amitabh Bachchan will begin from October 11, on Big B's birthday.
Celebrity John Abraham will be seen on the second episode of KBC. However, none of celebrities on the show will be playing the game. This time KBC is introducing a new segment called the celeb box wherein the celebrities will just visit the show and watch common man being quizzed by Mr. Bachchan.
KBC's first three season was aired on Star Plus while, the forthcoming season will be aired on Sony TV. The winning prize money of the show has been revised to Rupees 5 crores.