Remake of Abhiman is in doubt

Just imagine Aishwarya Rai Bachchan and Abhishek Bachchan will perform the role of Jaya Bachchan and Amitabh Bachchan of Abhiman. This one is really superb and I am sure this one is going to be hit or may be super opening for first few weeks.But one thing where Jaya Bachchan have plus point is her innocence look and same kind of acting. I do not think that Aishwarya Rai Bachchan will be able to