Ben Harper joined the band for the third encore.

Those who love Ben Harper most certainly also love his live performances, frought with soul, grit and incredible talent. It's always nice to see your favorite artists able to pull off a stunning live performance, and Harper has found a way to capitalize on his live vibe.

Ben Harper and his marauding band of Innocent Criminals will release Lifeline in late August. What do you do when you release an album?

Their new disc, Lifeline, hits stores August 28th. Stream "In the Colors" now.

The Black Crowes, Fall Out Boy, Wilco, Sinead O'Connor, Kings of Leon, Plain White T's, Ben Harper and the Innocent Criminals, Clap Your Hands Say Yeah, M.I.A., Black Rebel Motorcycle Club and Spoon will all appear at the festival.

He'll be performing tomorrow night.