The sold-out "12-12-12" concert begins at 7:30pm ET in Madison Square Garden. The charity concert features musical legends such as Bon Jovi, Eric Clapton, Dave Grohl, Billy Joel, Alicia Keys, Chris Martin, The Rolling Stones, Bruce Springsteen & the E Street Band, Eddie Vedder, Roger Waters, Kanye West, The Who, Paul McCartney and others. The proceeds will be used to help those affected by Hurricane Sandy.

Watch live video below: