Aishwarya Rai has been highly criticised for her weight gain after her delivery. Post-pregnancy weight gain is quiet common for women. However, with the passage of time, they start shedding weight and get back in shape with great efforts. Same is the case with Aishwarya Rai Bachchan. The diva has again appeared in the media with a bang! She has come in a jewellery ad in a completely new avatar. Aishwarya...