Kim Kardashian's Halloween Costume

Kim Kardashian dressed up as Poison Ivy from Batman for the Halloween costume party in New York City.

"Seriously @MonicaRoseStyle @jOYCEBONELLi & @robscheppy worked their magic on my Halloween costume this year. They did their THANG!!!" she tweeted.

Other Celebrties in their Halloween costumes:

Nicky Hilton as a cat,  AnnaLynne McCord as  Marie Antoinette, Petra Ecclestone  as Jessica Rabbit, Paris Hilton as She-Ra