In the moral landscape of Bollywood, the heroine has always been pure as a petal while the vamp was always naughty, immodest, somebody who drank and smoked; in short a self-willed but not necessarily a bad woman. That was a role immortalized by Helen. Bindu, Aruna Irani and Padma Khaana among others went on essay similar roles. All that changed with the entry of Zeenat Aman and Praveen Babi-free-spirited woman who were on the right side of morality but saw no contradiction in smoking, drinking and flaunting their curvaceous body! By the 80s and early 90s, it became fine for women to flaunt their bodies full on, express sexual desire for their lovers and celebrate their sexuality. What started with Sridevi became a rage with Madhuri Dixit. Somewhere around this time, the pre-eminence of a song to sell a film started catching on... Madhuri's songs like "Dhak Dhak Karne Laga" and "Choli Ke Peeche" were such rages that people went to watch these song