Let’s Move Flash Workout

Beyonce stopped by P.S. 161 in Harlem on May 3, 2011 as part of her Let's Move! Flash Workout event (credit: wat-aah.blogspot.com)

Beyonce Makes A Surprise Stop At P.S. 161 In Harlem

Students at a Harlem public school working out to a Beyonce song got a big surprise when the superstar walked in and joined them.