Taylor Swift Dancing at Justin Timberlake’s Show in Broooklyn [VIDEO]

Taylor Swift getting her dance on at a JT show over the weekend.

Taylor Swift wrapped up her birthday weekend by taking in Justin Timberlake's  show in Brooklyn Sunday. T -- who was seated feet away from Beyonce -- sang and danced  in the audience. Jay Z  also took the stage to perform "Holy Grail" with Justin.