World AIDS Day: Jessie J, Miley Cyrus and more perform during ONE Campaign and (RED) concert

The World AIDS Day benefit on Dec. 1 drew celebrities like Bono and Miley Cyrus to New York City’s Carnegie Hall.

The concert, “It Always Seems Impossible Until It Is Done,” celebrated the progress in the fight against AIDS/HIV by honoring activists and leaders involved in that progress.

Check out photos from the red carpet and ceremony.