amfAR gala

Former President Bill Clinton at amfAR's annual New York Gala at Cipriani Wall Street in New York. amfAR, the foundation for AIDS research, is celebrating it's 25th anniversary this year. (AP/Evan Agostini)

Model Victoria Silvstedt attends amfAR's annual gala in New York. (AP/Evan Agostini)

Actor Alan Cumming arrives at amfAR gala in New York on February 9, 2011. (REUTERS/Lucas Jackson)

Former President Bill Clinton and his daughter Chelsea Clinton at amfAR gala in New York on February 9, 2011. (AP/Evan Agostini)

Chelsea Clinton and husband Marc Mezvinsky attend amfAR's annual gala in New York. (AP/Evan Agostini)

Actress Julianna Margulies attends amfAR's annual gala in New York. (AP/Evan Agostini)

Actress Rose Byrne attends amfAR's annual gala in New York. (AP/Evan Agostini)

Socialite Julia Restoin Roitfeld attends amfAR's annual gala in New York. (AP/Evan Agostini)

Model and singer Karen Elson attends amfAR's annual gala in New York. (AP/Evan Agostini)

Actor Richard Gere attends amfAR's annual gala in New York. (AP/Evan Agostini)

Rosie O'Donnell and designer Kenneth Cole attend amfAR's annual gala in New York. (AP/Evan Agostini)

Model Iman attends amfAR's annual gala in New York. (AP/Evan Agostini)

amfAR Founding Chairman Dr. Mathilde Krim, left, Harry Belafonte, and wife Julie Robinson attend amfAR's annual gala in New York. (AP/Evan Agostini)

Actress Julianna Margulies and husband Keith Lieberthal attend amfAR's annual gala in New York. (AP/Evan Agostini)

Chelsea Clinton at amfAR's annual gala in New York. (AP/Evan Agostini)