See Katy, Rihanna, Snoop and more scare up some fun in their Twitter pics
Credit: courtesy Rihanna
Updated: Thursday Oct 10, 2013 | 06:00 AM EDT
By: Cara Lynn Shultz
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It's not Halloween for these celebs, who've dressed up as pregnant prostitutes, electrified villains and '70s stunners for their upcoming roles
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