Halloween is the one time of year it's okay to reveal that wild, alter-ego usually kept under wraps (and to use body paint). Click through to see how our favorite celebs let their freak flags fly, from the undead to whatever iteration of Miley Cyrus suits their fancy. From the editors at ELLE.com.
Halloween is the one time of year it's okay to reveal that wild, alter-ego usually kept under wraps (and to use body paint). Click through to see how our favorite celebs let their freak flags fly, from the undead to whatever iteration of Miley Cyrus suits their fancy.
Lady Gaga tweets a photo from Halloween 2012 dressed as "Princess High The Cannabis Queen."
Klum once again wows dressed as an 95-year-old version of herself at her 14th annual Halloween party in New York.
Rihanna dubbed her zombie gangster alter ego "Shy Girl" and painted her skin blue.
The comedian gleefully dresses as a mom-to-be in a pale pink maternity dress and knee socks.
Gisele Bundchen and Tom Brady lock lips as Dorothy and the Lion from Wizard of Oz.
The model and her husband dress as an undead couple in Spanish Flamenco attire at Jonathan Ross's Halloween party in London.
Ellen DeGeneres takes a page from the Nicki Minaj look book.
The ELLE cover girl blends themes, pairing Dia de los Muertos face make up with a sexy Marie Antoinette ensemble.
The singer works this Cruella de Vil ensemble with a real-life spotted accessory.
The couple get gothic with The Addams Family themed costumes of lovebirds Morticia and Gomez.
Tyler wears undead makeup to go trick-or-treating in New York.
McCarthy goes trick-or-treating incognito in a fisherman costume and grey beard.
Bullock joins her Heat co-star in a matching ensemble for the occasion.
Neil Patrick Harris and David Burtka are Tweedledee and Tweedledum with daughter Harper as Alice and Gideon as the March Hare.
The boho designers get mystical as black and white unicorns to co-host a Halloween party at the Jane Hotel in NYC.
Just like Miley, he can't stop; Hilton updates the look with sharp, vampire fangs.
The singer dresses as "Instant Gratification" in a Barbie pink, unlimited credit card costume.
The singer is ready to haunt your nightmares.
Siriano chose a coiffed blonde wig and woodland gown for his fairy princess costume.
Chapman goes '70s glam rock for the Old Hallows Eve party at Tao nightclub in New York.
The make-up artist is ready for warfare in this gladiator meets fantasy ensemble.
The model has a showgirl moment at Hedi Klum's party in New York.
The actress attends Hedi Klum's Halloween party in New York as Cleopatra.
Hemingway dresses as a fashionable skeleton with a leather print jacket and Chanel bag.
The DSQUARED2 twins wear a femme/homme pairing of haute noir Mickey Mouse outfits.
The designer bleeds black blood in a tulle gown at Heidi Klum's 14 annual Halloween party.
The model attends a Halloween party in L.A. dressed as the Copacabana girl in a sequin gown with a fruit headdress.
Madekwe arrives at a Halloween party looking catty in winter whites; her boyfriend accompanies her as Chanel designer Karl Lagerfeld.
Frankel swaps out her brunette locks to embody iconic blonde bombshell Marilyn Monroe.
A tweeted pic of Zac Efron as Reno 911!'s Lt. Dangle.
Mindy Kaling tweets a photo of her giraffe costume with Ellie Kemper dressed as a Ghost Buster.
Lauren Conrad tweets a photo of her Britney Spears costume.
Jessica Simpson tweets a photo of her mummy costume with main guy Eric Johnson.
Sofia Vergara tweets a photo of her Angry Birds costume.
Brooke Shields as The Addams Family's Uncle Fester with her daughters Rowan Francis and Grier Hammond.
Gwen Stefani arrives at the Beverly Wilshire hotel as Cinderella.
Lea Michele tweets a photo of her white swan costume.
Nicole Richie tweets a photo of her J.Lo costume.
Nina Dobrev tweets a photo of her Hermione costume.
Zooey Deschanel tweets a photo of her Valley of the Dolls' Neely O'Hara costume.
Alessandra Ambrosio as a ballerina.
Janet Jackson attends the 2010 Halloween Extravaganza at the Lanvin Boutique on October 29, 2010 in New York City.
Rebecca Minkoff attends Heidi Klum's 2010 Halloween Party at Lavo on October 31, 2010 in New York City dressed as Frida Kahlo.
Heidi Klum and Seal at Klum's 2010 Halloween Party at Lavo on October 31, 2010 in New York City.
Christian Siriano and Brad Walsh as Beauty and the Beast's Lumiere and Babette
Kate Beckinsale with husband Len Wiseman in Los Angeles, on October 31, 2010 dressed as Frankenstein and his bride.
Liv Tyler trick-or-treats in New York City dressed as a cat with Bebe Buell and Jim Wallerstein on October 31, 2010.
Brooke Burke and her family dress as characters from Batman (and Alice In Wonderland) to attend CAAF's 17th Annual Dream Halloween at Barker Hangar on October 30, 2010 in Santa Monica, California.
Amanda Seyfried is sighted in Pacific Palisades, CA on October 30, 2010 dressed as a cartoon dog.
Busy Philipps and daughter Birdie arrive at The 17th Annual Dream Halloween presented by CAAF held at The Barker Hangar on October 30, 2010 in Santa Monica, California dressed in matching Tinker Bell costumes.
AnnaLynne McCord dressed as Glinda the Good Witch to attend Veuve Clicquot's Yelloween at Lavo Las Vegas at the Palazzo on October 30, 2010 in Las Vegas, Nevada.
Kellan Lutz and Ashley Greene arrive at Veuve Clicquot's Yelloween at Tao Nightclub at the Venetian Resort Hotel Casino on October 31, 2009 in Las Vegas, Nevada, dressed as Robin from Batman and a peacock (respectively).
Jessica Alba, dressed as Dora the Explorer (with Heidi Klum), attends Klum's 10th Annual Halloween Party Presented by MSN and SKYY Vodka held at the Voyeur on October 31, 2009 in West Hollywood, California.
Katy Perry dressed as Freddie Mercury for her 24th birthday party, hosted by Malibu Rum, and held at Siren Studios on October 28, 2008 in Los Angeles, California.
Christian Siriano arrives at Heidi Klum's 2008 annual Halloween party at 1 OAK dressed as Cruella De Vil on October 31, 2008 in New York City.
Blake Lively as Cleopatra and Martha Stewart dressed as Medusa pose at The Martha Stewart Show
Alexa Chung as a beheaded Marie Antoinette on October 31, 2008 in London, England.
Kate Beckinsale goes trick-or-treating in Santa Monica dressed as Little Red Riding Hood with a skeletal husband, Len Wiseman, and daughter Lily, as a young Marie Antoinette.
Heidi Klum dresses as Goddess Kali for her 9th annual Halloween party at 1 OAK on October 31, 2008 in New York City.
Roberto Cavalli (dresses as designer Karl Lagerfeld) at the Cavalli Cipriani Halloween Ball 2007 hosted by Roberto Cavalli and Giuseppe Cipriani on October 31, 2007 in New York City.