From the stoned flower child in "Hare Rama Hare Krishna" to the happy hooker in "Manoranjan," Zeenat Aman shattered stereotypes and redefined the Hindi film heroine. As she turns 73 on November 19, Dinesh Raheja takes a look at eight of her definitive chartbusters and how her creative ambition and guts paved the way for her to score more hit songs than her contemporaries.