Megastar Amitabh Bachchan told Ayushmann Khurrana on Kaun Banega Crorepati that Yash Chopra remarkably shifted from the romantic Kabhi Kabhie to the gritty Deewaar, recalling shoots in Kashmir and overlapping schedules. Ayushmann sang the Kabhi Kabhie title track, and he and Sara Ali Khan honored Amitabh during his birthday month, highlighting his enduring legacy.