From Mariah's naughty firefighter to Kim's Wonder Woman, see how celebs reveal their alter egos
Published: Thursday Nov 01, 2007 | 12:45 PM EDT
More from PEOPLE
See More News
It's not Halloween for these celebs, who've dressed up as pregnant prostitutes, electrified villains and '70s stunners for their upcoming roles
23 of 28
The Desperate Housewives star makes a regal entrance in red as the Queen of Hearts at the AIDS Foundation's 2007 Dream Halloween benefit in Santa Monica.
Copyright © 2014 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.