Wow! Aishwarya Rai is getting voluptuous and curvy. Check out Aishwarya Rai's big bum to know what we mean. If you think Katrina Kaif and Kareena Kapoor have great butts, this picture of the magnificient Aishwarya Rai ass will change your mind. Aishwarya Rai, easily the most beautiful woman in the world, who is blessed with unparalleled beauty is now curvy as well. May be due to the fact that she is working for a South film Robot or because she has decided to be that way. But this shapely, big bum of Aishwarya Rai will surely have people looking at her behind as well.