Justin Timberlake had quite a few celebrity fans in the audience for his concert at Brooklyn's Barclays Center over the weekend, as part of his "The 20/20 Experience" Tour.
Taylor Swift, Beyonce, HAIM all came out to watch Justin's show, and danced like crazy when Jay Z joined him on stage to perform "Holy Grail."
Justin's wife Jessica Biel, who is rumored to be pregnant with their first child together, was also in attendance to watch her hubby do his thing on stage.
