Former President Bill Clinton Speaks at World AIDS Day

Chris Martin Performs With U2

Chris Martin

Chris Martin and Adam Clayton

Carrie Underwood

Larry Mullen Jr. and Adam Clayton Introduce Kanye West

Kanye West

Bruce Springsteen Performs With U2

The Edge

Bruce Springsteen

Bruce Springsteen and Adam Clayton

Bruce Springsteen and Larry Mullen Jr.

The Edge, Bruce Springsteen, Larry Mullen Jr.

The Edge, Larry Mullen Jr., Bruce Springsteen, Carrie Underwood, Kanye West, Chris Martin, Adam Clayton