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.

Ruby Rose

Ruby Rose attends the ONE Campaign and (RED)s
Ruby Rose attends the ONE Campaign and (RED)s concert to mark World AIDS Day at Carnegie Hall in Manhattan on Dec. 1, 2015. (Credit: Getty Images for The ONE Campaign / Dave Kotinsky)

Jessie J

Jessie J attends the ONE Campaign and (RED)s
Jessie J attends the ONE Campaign and (RED)s concert to mark World AIDS Day at Carnegie Hall in Manhattan on Dec. 1, 2015. (Credit: Getty Images for The ONE Campaign / Dave Kotinsky)

Bono

Bono attends the ONE Campaign and (RED)s concert
Bono attends the ONE Campaign and (RED)s concert to mark World AIDS Day at Carnegie Hall in Manhattan on Dec. 1, 2015. (Credit: Getty Images for The ONE Campaign / Dave Kotinsky)

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Francisco Costa

Calvin Klein's creative director Francisco Costa attends the
Calvin Klein's creative director Francisco Costa attends the ONE Campaign and (RED)s concert to mark World AIDS Day at Carnegie Hall in Manhattan on Dec. 1, 2015. (Credit: Getty Images for The ONE Campaign / Dave Kotinsky)

Joel Madden and Benji Madden

Joel Madden and Benji Madden attend the ONE
Joel Madden and Benji Madden attend the ONE Campaign and (RED)s concert to mark World AIDS Day at Carnegie Hall in Manhattan on Dec. 1, 2015. (Credit: Getty Images for The ONE Campaign / Dave Kotinsky)

Edie Falco

Edie Falco attends the ONE Campaign and (RED)s
Edie Falco attends the ONE Campaign and (RED)s concert to mark World AIDS Day at Carnegie Hall in Manhattan on Dec. 1, 2015. (Credit: Getty Images for The ONE Campaign / Dave Kotinsky)

Miley Cyrus

Miley Cyrus performs onstage during the ONE Campaign
Miley Cyrus performs onstage during the ONE Campaign and (RED)s to mark World AIDS Day at Carnegie Hall in Manhattan on Dec. 1, 2015. (Credit: Getty Images for The ONE Campaign / Dave Kotinsky)

Hozier

Hozier performs onstage during the ONE Campaign and
Hozier performs onstage during the ONE Campaign and (RED)s to mark World AIDS Day at Carnegie Hall in Manhattan on Dec. 1, 2015. (Credit: Getty Images for The ONE Campaign / Dave Kotinsky)

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ADVERTISE HERE

Jessie J

Jessie J performs on stage during the ONE
Jessie J performs on stage during the ONE Campaign and (RED)s concert to mark World AIDS Day at Carnegie Hall in Manhattan on Dec. 1, 2015. (Credit: Getty Images for The ONE Campaign / Dave Kotinsky)