PIX: Vidya Balan promotes Dirty Picture

Vidya, whose role in the film is based on 1990's sex siren Silk Smitha, came dressed in character with a large sunglasses,  a polka dotted top and black trousers.

Starlet Sofia Hayat performed at the prize distribution event.

Dressed in a leopard skin outfit, Sofia posed for the camera. Don't miss the tattoo on her back.

Did Sofia look hotter than Vidya Balan? What do you think?