Competitors take part in a match of Quidditch, Harry Potter's magical and fictional game, during the 4th Quidditch World Cup in New York on November 13, 2010. Quidditch, the brainchild of Harry Potter author J.K. Rowling, has taken flight in some 400 colleges and 300 high schools in North America, getting its start in 2005 at Middlebury College, Vermont. Hundreds of competitors took over a Manhattan park to participate in the game's fourth world cup.         AFP PHOTO/Emmanuel Dunand (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)