Beyonce & Taylor Swift Watch Justin Timberlake's Concert Together! (Video)

Taylor Swift and Beyonce shake it off while watching Justin Timberlake‘s 20/20 Experience Tour together on Sunday evening (December 14) at the Barclays Center in Brooklyn, N.Y.

The gal pals watched as Justin sang with Bey‘s husband Jay Z and video was captured of them singing along to the guys performing “Holy Grail”!

“Nothing like being at sold-out Barclays with the King of Brookyln… #JT2020Tour,” Justin captioned a photo on Instagram of himself on stage.

Earlier in the weekend, Beyonce, Jay, and Justin were all in attendance at Taylor‘s 25th birthday party that she held at her apartment.

Click inside to see a video of Taylor Swift and Haim dancing at the concert…