Run The Jewels were bum rushed while performing at SXSW yesterday (Mar. 16). While onstage at The Spotify House, an unidentified man took the stage and angrily approached the duo, going after Killer Mike and El-P. Fans and security laid hands on the man when he was taken off stage, with security giving him a few blows to end the chaos. Watch the videos of what happened below and see what Killer Mike had to say to the perp.