(1 of 8) Scarlett JohanssonScarlett Johansson is hot—red hot (with a nod to her namesake hue). She’s the epitome of sexy. From the sensuous husky voice and voluptuous pout to the alluring shapely curves of her hips, it’s easy to forget that she has recently transformed herself from a mullet-wearing teen actress to a silver-screen siren channeling Old Hollywood. August, 2001 Renowned for exuding maturity beyond her years, 16-year-old Johansson displayed an early flair for the ultra-feminine at the premiere of An American Rhapsody in Los Angeles.