Prophets of Rage Rock Los Angeles' Skid Row With Rooftop Show: Watch

Prophets of Rage played a surprise gig on a rooftop in the Skid Row section of downtown Los Angeles on Friday afternoon. The supergroup, which features members of Rage Against the MachinePublic Enemy and Cypress Hillhave announced a summer tour, and warmed up for their forthcoming run of dates with the rooftop show. Watch footage of the impromptu performance above.