CELEBRITIES FLOCK TO MOCA ANNIVERSARY GALA, LOS ANGELES

Ciara showed off her killer body in a little black dress before heading into the Museum of Contemporary Art 30th anniversary gala.

On the inside, power couple Brad Pitt and Angelina Jolie checked out some of the exhibits.  READ MORE FOR PICS OF Lady Gaga, John Legend, Pharrell Williams, and other QCU celebs.

Lady Gaga was escorted to the stage by artist Francesco Vezzoli before her performance.

John Legend and his model girlfriend Chrissy Teigen smiled for the photogs after they took their seats.  Meanwhile, Skateboard P chatted it up with Gavin Rossdale.

Zoe Saldana

imagery| getty, bauer-griffin