Famed hairdresser Vidal Sassoon worked his magic on American actress Mia Farrow's hair before she starred in Rosemary's Baby. Sassoon was a fan of low-maintenance styles, and what could be easier than chopping it all off? The pixie was a marked departure from looks that tethered a woman to hot rollers and piles of bobby pins, and the cut's emphasis on the face helped usher in a new kind of sexiness.