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By Rebecca Silverstein
In Hollywood it's not as easy as "ghost or witch" when it comes to choosing a Halloween costume. Creativity is key, which means sexy schoolgirls (yawn) need not apply. Besides, you can't dress as Lady Gaga when you ARE Lady Gaga! Check out Wonderwall's 50 favorite celeb Halloween costumes of all time.
50. Laura Prepon as Pippi Longstocking
Here's Laura Prepon dressed as everyone's favorite ginger. No, not Lindsay Lohan after a crazy night of partying; she's Pippi Longstocking!
From Crowd Ignite