The stars were out and shining in an array of costumes on Halloween.
Couple costumes were in at Heidi Klum's 10th Annual Halloween Party in West Hollywood on Saturday night, where Paris Hilton and boyfriend Doug Reinhardt arrived as fairies, while Heidi and husband Seal wore matching crow costumes.
Meanwhile, blogger Perez Hilton arrived to the bash dressed as his friend Lady Gaga.
CLICK HERE to see hot shots of celebs in their Halloween costumes!
In Las Vegas, "The Twilight Saga" star Ashley Greene took a break from being a vampire in a flirty peacock dress, while co-star Kellan Lutz took on the role of Robin, Batman's sidekick.
At the Playboy Mansion, Brody Jenner wore Jake Gyllenhaal's skeleton costume from "Donnie Darko" while girlfriend Jayde Nicole wore a pink princess outfit.
"Happy Halloween!" Brody Tweeted. "Anybody know what movie I am from?"
But he wasn't the only star who turned to the movies for inspiration.
"Dancing With the Stars" pro Derek Hough posted a Twitpic of Mark Ballas in a scary Jason costume, while he himself was Clark Kent in the middle of a costume change to Superman.
Fellow "Dancing" star Kelly Osbourne Tweeted a shot of herself and fiance Luke Worrall as bacon and eggs.
And another reality star, former "Project Runway" winner Christian Siriano, Tweeted a picture of his fierce outfit – Ariel from "The Little Mermaid" – with boyfriend Brad Walsh as Prince Eric.
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