In recent years, Taylor Swift and Beyoncé have put on massively successful world tours. These long shows require endurance and a great deal of preparation. Both singers rely on similar workout ...

It was just another day for students at P.S. 161 in Harlem, NY, who were performing their choreographed dance routine to "Get Me Bodied" by Beyonce.. that is, until the R&B star joined them! Loud ...