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Washington, DC - January 19: Singer Usher perfumes for the Kids Inaugural celebrationa and concert on January, 19, 2013 in Washington, DC. (Photo by Bill O'Leary/The Washington Post)

Hollywood Invades Washington, D.C.

Stars including Beyonce and Jay-Z, Katy Perry and John Mayer, and Eva Longoria all headed to the nation's capital for President Barack Obama's inauguration.