Why do women (and men too!) giggle so much in this show? Aiswarya was a national humiliation. Why didn't her hubby take her to a corner and explain (perhaps in the breaks between shoot assuming it is there) - Darling, remember elegance - what you are doing now is not your part in the scheme of things.
Whether you are an introvert or a party animal is an inherent character trait, can it really change so much? Ask your stars.