"Have just finished with two episodes of KBC, the last with Imran and Katrina, who dropped by to play the game, talk about their upcoming film 'Mere Brother ki Dulhan' and add that star value for KBC, " Amitabh posted on his blog bigb.bigadda.com.
The film is slated for Sep 9 release. Actors Shahid Kapoor and Sonam Kapoor will also be seen promoting their film "Mausam" in Kaun Banega Crorepati. Previously Saif Ali Khan and Deepika Padukone had appeared on the show to promote "Aarakshan".