Actress Mischa Barton poses at 16th Carousel of Hope Ball.
Actress Mischa Barton, star of the television series "The O.C." poses at the 16th Carousel of Hope Ball hosted by philanthropist Barabara Davis in Beverly Hills October 23, 2004. The funds raised from the biggest charity ball in Beverly Hills benefit the Barbara Davis Center for Childhood Diabetes which pursues diabetes research. REUTERS/Fred Prouser hh/acm