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#Juanes greeting fans in the Global Village at the International #AIDS Conference (#AIDS2012) in Washington, DC.

Striking a pose in the Global Village at the International #AIDS Conference (#AIDS2012) in Washington, DC.

#Tuberculosis and #HIV for @Stop TB Partnership in the Global Village at the International #AIDS Conference (#AIDS2012) in Washington, DC.

Jamar Rogers performing in the Global Village at the International #AIDS Conference in Washington, DC.

POZ Army General @Jack Mackenroth poses with a fan at the International #AIDS Conference in Washington, DC.

The UNAIDS Condomize Campaign dancers at the International #AIDS Conference (#AIDS2012) in Washington, DC. #HIV

Whoopi Goldberg with the #HIV and #Tuberculosis mascots in Washington, DC for the XIX International AIDS Conference (#AIDS2012).

Laura Bush speaking at the closing ceremony at the International #AIDS Conference (#AIDS2012) in Washington, DC. #HIV

AIDS

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AIDS.

World Aids Day

AIDS advertising.

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World AIDS Day

Nick Jonas and Keri Hilson at the 27th Annual AIDS Walk New York on May 20, 2012.

Naomi Watts - Actress, Activist, Vegetarian. In 2006, Watts became a goodwill ambassador for Joint United Nations Programme on HIV/AIDS. She has used her celebrity to call attention to the needs of people living with AIDS.

Ariana Grande Is Now Raising Money for HIV/AIDS Awareness, Research, and Prevention

#Celeb #Charity Ricky Martin dons an "Everyday is World Aids Day" t-shirt while kicking off World AIDS Day on Friday (November 30) in New York City.

Wendy Williams at the 27th Annual AIDS Walk New York on May 20, 2012.