Big B's surprise cameo in Delhi 6

The secret is out! Big B is the surprise package of Delhi 6.�Senior Bachchan plays Waheeda Rahman's husband and Abhishek's grandfather in the movie. UTV and Rakeysh Omprakash Mehra have kept Bachchan's part in the movie a secret all these days, only to unveil it towards the end and 'wow' the viewers.

In a scene, Waheeda Rahman walks into a room in her ancestral home and refers to Amitabh in a photograph as her husband. It is said that Amitabh enters the story towards the end during a crucial part in the climax.

By keeping Big B's role hidden from the public, UTV and Mehra, have really hit the bull's eye of surprise.