Celebs at the amfAR's ‘Cinema Against AIDS 2011’ event in Antibes [PHOTOS]

The eighteenth annual amfAR's Cinema Against AIDS, held during the Cannes Film Festival on Thursday, was a star-studded event attended by the crème-de-la-crème of the film industry.

Janet Jackson, Brooke Shields, Gwen Stefani, Freida Pinto, Michelle Yeoh, Milla Jovovich, Patrick Dempsey, and Harvey Weinstein were among those who travelled to Cannes to raise funds for AIDS research at amfAR's annual gala.

amfAR is one of the world's leading nonprofit organizations dedicated to the support of AIDS research, HIV prevention, treatment education, and the advocacy of sound AIDS-related public policy. Since its inception in 1985, amfAR has invested nearly $325 million in its programs and has awarded grants to more than 2,000 research teams worldwide.

The event at the Hotel Du Cap-Eden-Roc in Antibes, France, involved a formal dinner and a world-renowned live auction, all to benefit amfAR. In the past, the event has been marked by unforgettable moments; from Sharon Stone dancing along to an impromptu performance by Sir Elton John and Ringo Starr.

Start the slideshow to catch glimpse of the celebrities who attended the event.

Singer Gwen Stefani attends an auction during the amfAR's Cinema Against AIDS 2011 event in Antibes during the 64th Cannes Film Festival May 19, 2011. Picture taken May 19, 2011

Actress Georgina Chapman arrives for amfAR's Cinema Against AIDS 2011 event in Antibes during the 64th Cannes Film Festival May 19, 2011. Picture taken May 19, 2011.

Model Julia Restoin-Roitfeld arrives for amfAR's Cinema Against AIDS 2011 event in Antibes during the 64th Cannes Film Festival May 19, 2011. Picture taken May 19, 2011.

Actress Zhang Ziyi arrives for amfAR's Cinema Against AIDS 2011 event in Antibes during the 64th Cannes Film Festival May 19, 2011.

Model Karolina Kurkova arrives for amfAR's Cinema Against AIDS 2011 event in Antibes during the 64th Cannes Film Festival May 19, 2011. Picture taken May 19, 2011.

Actress Rosario Dawson arrives for amfAR's Cinema Against AIDS 2011 event in Antibes during the 64th Cannes Film Festival May 19, 2011. Picture taken May 19, 2011.

Actress Brooke Shields arrives for amfAR's Cinema Against AIDS 2011 event in Antibes during the 64th Cannes Film Festival May 19, 2011. Picture taken May 19, 2011.

Actress Clemence Poesy arrives for amfAR's Cinema Against AIDS 2011 event in Antibes during the 64th Cannes Film Festival May 19, 2011. Picture taken May 19, 2011.