Role Play: Celebrity Halloween Costumes Over the Years

Check out pics of Diddy, Ciara, Selita Ebanks and more.

Kim Kardashian as Poison Ivy - Kim Kardashian hosts the Midori Melon Green Halloween Party at Lavo in New York City. (Photo: PNP/ WENN.com)

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Kim Kardashian as Poison Ivy - Kim Kardashian hosts the Midori Melon Green Halloween Party at Lavo in New York City. (Photo: PNP/ WENN.com)

Nick and Mariah as Earth Angels - Before Nick Cannon and wife Mariah Carey had twins Roc and Roe, the two attended a Halloween celebration at M2 Ultra Lounge in 2009. (Photo: Mike Coppola/Getty Images)

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Nick and Mariah as Earth Angels - Before Nick Cannon and wife Mariah Carey had twins Roc and Roe, the two attended a Halloween celebration at M2 Ultra Lounge in 2009. (Photo: Mike Coppola/Getty Images)

Stevie Wonder as a Pirate Skeleton - Stevie Wonder at Bette Midler's 2011 Hulaween Gala benefit for the New York Restoration Project, which helps improve and maintain parklands and community gardens in the state. (Photo: Fame Pictures)

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Stevie Wonder as a Pirate Skeleton - Stevie Wonder at Bette Midler's 2011 Hulaween Gala benefit for the New York Restoration Project, which helps improve and maintain parklands and community gardens in the state. (Photo: Fame Pictures)

Holly Robinson Peete as Lil Wayne - Holly Robinson Peete on the red carpet for the 18th Annual Dream Halloween to benefit the Children Affected by AIDS Foundation in Los Angeles, California. (Photo: Nikki Nelson/WENN.com)

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Holly Robinson Peete as Lil Wayne - Holly Robinson Peete on the red carpet for the 18th Annual Dream Halloween to benefit the Children Affected by AIDS Foundation in Los Angeles, California. (Photo: Nikki Nelson/WENN.com)

Diddy as Gladiator - Sean "Didddy" Combs arrives atop a car to Mariah Carey's Halloween Party at Cain in 2004 in New York City. (Photo: Evan Agostini/Getty Images

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Diddy as Gladiator - Sean "Didddy" Combs arrives atop a car to Mariah Carey's Halloween Party at Cain in 2004 in New York City. (Photo: Evan Agostini/Getty Images

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Seal and Heidi Klum as Eve and Apple/Serpent - Singer Seal and model wife Heidi Klum arrive at Heidi Klum's 7th Annual Halloween Party at Privilege in 2006 in Los Angeles, California.  (Photo: Michael Buckner/Getty Images)

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Seal and Heidi Klum as Eve and Apple/Serpent - Singer Seal and model wife Heidi Klum arrive at Heidi Klum's 7th Annual Halloween Party at Privilege in 2006 in Los Angeles, California.  (Photo: Michael Buckner/Getty Images)

La La Vazquez and Ciara as Sailor's Mistress and Storm of X-Men - Lala Vazquez and bestie Ciara celebrate Ciara's 25th birthday, dressed at Haze nightclub inside Aria Resort and Casino at CityCenter in Las Vegas, Nevada. (Photo: MJT/AdMedia/Sipa Press/1011011936)

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La La Vazquez and Ciara as Sailor's Mistress and Storm of X-Men - Lala Vazquez and bestie Ciara celebrate Ciara's 25th birthday, dressed at Haze nightclub inside Aria Resort and Casino at CityCenter in Las Vegas, Nevada. (Photo: MJT/AdMedia/Sipa Press/1011011936)

Ashanti as Sexy Leopard - Ashanti in corset, leopard and fishnets attends Heidi Klum's 2010 Halloween Party at Lavo Nightclub in New York City. (Photo: Bryan Bedder/Getty Images)

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Ashanti as Sexy Leopard - Ashanti in corset, leopard and fishnets attends Heidi Klum's 2010 Halloween Party at Lavo Nightclub in New York City. (Photo: Bryan Bedder/Getty Images)

Ice T and Coco as Hannibal Lecter and Female Demon - Ice T and Coco host Halloween "Player's Ball" presented by LAX Nightclub at The Luxor Hotel and Casino in Las Vegas, Nevada. (Photo: Judy Eddy/WENN.com)

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Ice T and Coco as Hannibal Lecter and Female Demon - Ice T and Coco host Halloween "Player's Ball" presented by LAX Nightclub at The Luxor Hotel and Casino in Las Vegas, Nevada. (Photo: Judy Eddy/WENN.com)

Selita Ebanks as She-Devil - Selita Ebanks all decked as a female Lucipher at Heidi Klum's 10th Annual Halloween Party in Los Angeles, California. (Photo: Valerie Macon/Getty Images)

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Selita Ebanks as She-Devil - Selita Ebanks all decked as a female Lucipher at Heidi Klum's 10th Annual Halloween Party in Los Angeles, California. (Photo: Valerie Macon/Getty Images)