A dancer performs during the parade of Vai-Vai samba school at the Sambadrome in Sao Paulo, Saturday, Feb. 13, 2010. (AP Photo/Andre Penner)

BURBANK, CA - JANUARY 22: Dancers perform at open dance auditions for the 82nd Academy Awards at CenterStaging on January 22, 2010 in Burbank, California. (Photo by Kevin Winter/Getty Images)

Soprano Elina Garanca as Carmen sits as dancers perform in director Richard Eyre's new production of George Bizet's Carmen during the final dress rehearsal at the Metropolitan Opera in New York, Monday, Dec. 28, 2009. (AP Photo/Stephen ...

Cabaret dancers perform at a gala celebrating Tropicana nightclub's 70th anniversary in Havana, Monday, Dec. 28, 2009. (AP Photo/Franklin Reyes)