Washington, UNITED STATES
Pratt, Duncan and Brown of the group Mambo Sauce perform during the Green Apple Festival concert for...
Khari Pratt (clockwise from top L), Alfred "Black Boo" Duncan and Yendy Brown of the group Mambo Sauce perform during the Green Apple Festival concert for Earth Day on the National Mall in Washington, April 20, 2008. REUTERS/Jonathan Ernst (UNITED STATES)