Kaun Banega Crorepati 4 (KBC4) is an Indian reality game show. Registration for Kaun Banega Crorepati 4 has been started . KBC 4 Registration through Sony Entertainment Channel at www.setindia.com for online users. This reality game show (KBC 4) show will flag off on Sony Channel on October 11, Amitabh Bachchan’s 68th Birthday. The promotions will be aired inviting all viewers to register for the Competition from August 2, 2010 to August 8, 2010 for all landline telephone and mobile telephone subscribers. From August 11 to 15, 2010 for all Idea subscribers .
In this Sony Entertainment Channel KBC 4 the logo of the KBC 4 now including new Indian Rupee Symbol.A total of seven unique questions will be asked during the First round Period and a total of 5 unique questions will be asked duringnthe First Idea round Period.