Rajkumar Hirani directs Amitabh Bachchan and Kangana Ranaut in an ad film

When Rajkumar Hirani, the man behind films like Munnabhai MBBS, 3 Idiots and PK, sits on the director's seat, it's only because he has a story to tell.

Now, for the first time, Hirani, who has directed actors like Sanjay Dutt and Aamir Khan, recently worked with Amitabh Bachchan, for a short ad film.

The ad film also features actress Kangana Ranaut, who shares screen space with Bachchan for the first time. In the commercial, Amitabh Bachchan is seen in a young and angry avatar. The actor has uploaded stills of the commercial on his Facebook page.