Beyonce Is Back At The Billboard Music Awards 2011 (PHOTOS x VIDEO)

In case you didn’t know Sasha Fierce is back. Beyonce brought the house down at tonight’s Billboard Awards performing her new single "Run The World (Girls)."

With the stage full of dancers and fireworks, Beyonce worked the crowd. Her performance was RED HOT! All Hail Beyonce.

The diva was also presented the Millenium Award by her mom, wherein she thanked her former Destiny's Child members Kelly Rowland and Michelle Williams, along with her hubby Jay-Z.

Check out the photos from her performance on the next pages and watch the video below!