Abhishek Bachchan and Kareena Kapoor have done their debut with J P Dutta's 'Refugee'. They never acted opposite each other after that. Now the buzz is Mani Ratnam might cast them together along with Aamir Khan in his next flick. Mani's brother said, "Aamir and Kareena are being finalized. And as for Abhishek, I am not aware of any such developments. Yes, we have approached Abhishek for a different project with Mani." This is first time she is working with Aamir, earlier he has expresses a desire to work with Kareena.