(R-L) Bollywood actors Amitabh Bachchan, daughter-in-law Aishwarya Rai Bachchan and son Abhishek Bachchan pose for a picture during a premiere of the movie "Avatar", at a multiplex in Mumbai December 15, 2009. Canadian director James Cameron's latest movie "Avatar", which hits theatres worldwide on Friday, is one of the most expensive films ever made, and media attention has inevitably focused on its performance at the box office. Picture taken December 15, 2009. REUTERS/Manav Manglani (INDIA - Tags: ENTERTAINMENT)