VIENNA, AUSTRIA - MAY 16:  Charlize Theron attends the Life Ball 2015 first ladies lunch at Belvedere Palace on May 16, 2015 in Vienna, Austria. The Life Ball, an annual charity ball raising funds for HIV & AIDS projects, will take place on May 16, 2015 at the city hall in Vienna.  (Photo by Moni Fellner/Life Ball 2015/Getty Images)