Stars and Their Causes

 Actor Brad Pitt speaks to the media as he attends with House Speaker Nancy Pelosi (D-CA) and Majority Whip Rep. James Clyburn (D-SC) a press conference following a meeting to discuss the "Make it Right" project on March 5, 2009 in Washington, DC. The project, launched in 2007, helps to construct affordable and environmentally-sustainable housing for low-income residents of the Lower 9th Ward in New Orleans who lost their homes as a result of Hurricane Katrina. (Photo by Brendan Hoffman/Getty Images) *** Local Caption *** Brad Pitt

 Actress Katie Holmes appears with an Angelina Ballerina costume character as she announces a partnership between her Dizzy Feet Foundation and Hit Entertainment's popular mouse character at the Licensing International Expo at the Mandalay Bay Resort & Casino June 7, 2010 in Las Vegas, Nevada. Holmes co-founded the Dizzy Feet Foundation with Nigel Lythgoe, Adam Shankman and Carrie Ann Inaba to help underprivileged youth become professional dancers and to support dance education in the United States.

(UK TABLOID NEWSPAPERS OUT) Alicia Keys attends the Keep A Child Alive Black Ball at held at St John's, Smith Square on May 27, 2010 in London, England.

Actress Rosario Dawson attends the MALDEF and Voto Latino launch of the Multimedia Campaign for the 2010 Census at Miguel Contreras Learning Complex School on March 10, 2010 in Los Angeles, California.

Singer Mandy Moore performs onstage during the 3rd Annual amfAR Cinema Against AIDS Dubai held at The Gate during day two of the 6th Annual Dubai International Film Festival on December 10, 2009 in Dubai, United Arab Emirates.

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