Amitabh Bachchan in Ranbir Kapoor's film?

The last time Amitabh Bachchan and Ranbir Kapoor shared screen space was in Bhootnath Returns in which the latter made a cameo appearnace. Buzz is that Yeh Jawaani Hai Deewani director Ayan Mukerji is now looking at casting Amitabh Bachchan in his next film starring Ranbir and Alia Bhatt.

This, however, will not be a cameo as Bachchan will have an important role in his film. An interesting casting considering Bachchan Sr has acted in several hits movies with Ranbir's father Rishi that included Naseeb and Amar Akbar Anthony.