Updated: Oct. 11, 2011 at 2:09 PM

Celebrity Halloween Costumes (11 images)

It's not just the kids or those wishing to recapture youth beneath plastic masks and crazy costumes, celebrities deck themselves out for Halloween as well.

Kim Kardashian arrives at Heidi Klum's Annual Halloween Party at Lavo in New York on October 31, 2010. UPI /Laura Cavanaugh

License photo | Permalink

First Lady Michelle Obama greets trick or treaters on the north portico of the White House on Staurday, October 31, 2009. The President and First lady invited more than 2,000 local school children to take part in the festivities that includes performers and Halloween themed decorations. UPI/Kristoffer Tripplaar/Pool

License photo | Permalink

Heidi Klum arrives at Heidi Klum's Annual Halloween Party at Lavo in New York on October 31, 2010. UPI /Laura Cavanaugh

License photo | Permalink

California first lady Maria Shriver is all smiles after being honored during the annual Dream Halloween fundraiser, which benefits the Children Affected by AIDS Foundation, at the Santa Monica Airport in Santa Monica on October 28, 2006.( (UPI Photo/Jim Ruymen)

License photo | Permalink