WASHINGTON - OCTOBER 31: First lady Michelle Obama (C) greets people as U.S. President Barack Obama greets a trick or treater dress as former US President Abraham Lincoln at the White House October 31, 2010 in Washington, DC. The Obama's greeted children and military families at the North Portico to celebrate Halloween and to trick or treat across the North Lawn. (Photo by Brendan Smialowski/Getty Images)
See where the stars ended up this weekend.
- Erykah Badu, Wale, and Rick Ross hit the Heineken Inspire Washington D.C. event at Love Nightclub [wireimage]
- Arianna Huffington, John Legend, Sam Waterson, Ozzy Osbourne, Jeff Tweedy, Kid Rock, Sheryl Crow, and Mavis Staples were among the stars who attended Jon Stewart and Stephen Colbert's "Rally to Restore Sanity And/Or Fear" on the National Mall [Huffington Post]
- President and Michelle Obama hosted a Halloween party at the White House [Getty Images]
- Reality starlet Krista Johnson went out with her girlfriends for Halloween [KristaJohnson1]
- Socialite Betsy Lowther headed for Mexico [msspinach]
- B.o.B. kicked it at the BET "Rising Icons" Concert [Getty Images]