WAT-AAH! Joins Forces With NAB Education Foundation and Beyonce as the Exclusive Beverage Partner of the 'Let's Move! Flash Workout' Event Dedicated to Fight Childhood Obesity! Beyonce made a surprise appearance at PS 161 Pedro Albizu Campos middle school in Harlem TODAY to lead the middle school students in her dance routine video "Move Your Body"! WAT-AAH! was there keeping the Beyonce and the students hydrated! DRINK WAT-AAH! FEEL SUP-AAH!