A participant poses during a Halloween parade in Kawasaki, south of Tokyo, October 28, 2007. REUTERS/Kim Kyung-Hoon


A boy dressed in Halloween costume takes part in a contest in a trick or treat event inside a mall in Quezon City, Metro Manila October 26, 2008. REUTERS/Cheryl Ravelo


A participant in a costume dances as fireworks explode in the sky during Halloween celebrations in Aserri, 15 miles (24km) of San Jose, October 31, 2007. REUTERS/Juan Carlos Ulate


A clown performs a scene from Slava's Snowstorm during a media opportunity in Melbourne August 13, 2009. REUTERS/Mick Tsikas


A dog dressed in a spider costume takes part in a Halloween costume parade for pets at a shopping mall in Quezon City, Metro Manila October 27, 2007. REUTERS/Cheryl Ravelo


A girl wearing a witch costume stands in front of the Sydney Harbour Bridge and Opera House October 28, 2004 as part of a promotion for Halloween. REUTERS/David Gray


Pink performs during the West Hollywood Halloween Costume Carnaval in Los Angeles, California, October 31, 2002. REUTERS/Adrees Lati


People dressed like Zombies take part in a Zombie gathering in Madrid February 7, 2009. Men and women from all over Spain gathered in Madrid to celebrate Zombie Pride Day and to pay homage to George A. Romero, director of horror film classic Night of the Living Dead. REUTERS/Susana Vera


Traditional Rieder Perchten perform during an Austrian league soccer match in Ried November 12, 2008. REUTERS/Dominic Ebenbichl


Promoters for a communications company work at the central business district in Sydney May 28, 2008. REUTERS/Daniel Munoz


A spectator known as Didi and dressed as a devil, jumps beside a pack of riders during the fifth stage of the 95th Tour de France cycling race between Cholet and Chateauroux, July 9, 2008. REUTERS/Bogdan Cristel


Climate activists dressed as penguins protest outside the European Commission headquarters in Brussels March 12, 2009. REUTERS/Francois Lenoir


A dog in a Halloween costume takes part in a parade in Tokyo's Harajuku Omotesando district October 29, 2006. REUTERS/Kiyoshi Ota


A contestant who is participating as a Mummy poses before the start of a Halloween costume contest inside an amusement park in Manila October 31, 2008. REUTERS/John Javellana


Supermodel Heidi Klum, dressed in her Halloween costume as the serpent and apple from the Garden of Eden, poses as she arrives at the 7th annual Heidi Klum Halloween party at Privilege nightclub in Los Angeles, California October 31, 2006. REUTERS/Fred Prouser


A make-up artist works on a man's face, turning him into a scary character while attending the 40th annual Comic Con conference in San Diego, California July 25, 2009. REUTERS/Mike Blake


Revellers of Portela samba school dance during the second night of the Carnival parade in Rio de Janeiro's Sambadrome, early February 24, 2009. REUTERS/Fernando Soutello


Japanese women dressed in Lolita fashion walk in front of the venue of the Individual Fashion Expo.IV, a gothic, Lolita and punk fashion event, in Tokyo September 23, 2008. REUTERS/Yuriko Nakao


A boy wears a mask during a mask fair in Barva de Heredia, 30 km (18 miles) from the capital San Jose, March 28, 2008. REUTERS/Juan Carlos Ulate


A participant spotting a placard on his race chair reading death on board speeds down a street during the first German office chair racing championship in the village of Bad Koenig-Zell about 70km south-west from Frankfurt, April 26, 2008. REUTERS/Kai Pfaffenbach