Rap duo Run the Jewels 's show during the SXSW festival in Austin was interrupted when an unruly fan rushed up on stage and took a swing at one of the hip-hop stars . An unidentified man attempted to hit rapper El-P , though his bandmate Killer Mike pushed the fan off of the stage toward security . Killer Mike was seen on video taunting the fan with expletives as security followed him into the crowd , knocking the man to the ground with a punch when it appeared he was heading back to the stage . Scroll down for video . A unknown man ( left ) jumped on stage at a performance of hip hop duo Run the Jewels in Austin , Texas , and tried to attack rapper El-P ( right ) and his bandmate Killer Mike ( center ) Killer Mike pushed the man , who was attempting to attack his bandmate El-P ( in Yankee cap ) , off the stage toward security . A security guard ( left , in black shirt ) knocked the fan ( right , in striped shirt ) to the ground near the barrier between the audience and stage . 'Your mother should be ashamed you were born , ' the rapper screamed . Guards are later seen fighting the man in the crowd after he got up . Run the Jewels , who received critical praise for their second self-titled album last year , continued with their set after a break . 'Sorry for the brief interruption , ' El-P said later on his Twitter account . The rapper said that the attacker , who he called 'obviously mentally ill ' , had not been arrested and was let go by police . 'Its 1 thing for us and our crew , Its more dangerous for random people , ' he said . El-P called the man 'dangerous and loose ' and added that he had been seen walking around SXSW talking to himself . He said he was grateful for his 'crew ' of Killer Mike and the security guards . Rapper El-P , a member of Run the Jewels , said that the man , who was 'obviously mentally ill , ' was not arrested by police . The attacker was tossed from the venue by private security and Austin police did not investigate because the matter was already handled internally by the event , according to KXAN . Run the Jewels was performing at the Spotify House , and their show was not officially part of SXSW . A representative for Spotify said , 'We take security extremely seriously . ( We ) want to make sure we continue to use the best possible security practices for the continued safety of everyone here . ' A SXSW representative told Daily Mail Online that 'The safety of our attendees , artists , staff and volunteers is , and has always been , a top priority ' and referred to the Austin Police Department . Run the Jewels members El-P and Killer Mike continued with their Austin show after the interruption . The unidentified unruly fan was kicked out of the venue run by Spotfiy , but not arrested by the Austin Police Department .
Run the Jewels were performing in Austin when fan jumped up on stage . Attacker tried to hit rapper El-P before being pushed off stage by bandmate . Score: 6