Look of the Day › October 25, 2010 WHAT SHE WORE For the Carousel of Hope Ball in Beverly Hills, the stunning star chose a single-shoulder YSL gown and box clutch, along with Penny Preville diamond hoops. WHY WE LOVE IT Halle Berry gave Old Hollywood style an ultra-modern spin by setting off her tousled pixie with a glam gown. The result was both completely classic and utterly of-the-moment.