( CNN ) -- Superstar DJ Avicii canceled his Ultra Festival performance this weekend to undergo gall bladder surgery . The Swedish artist behind the hit song `` Wake Me Up '' was scheduled to perform in Miami on Saturday , but was hospitalized with severe abdominal pains . `` I woke up on Wednesday morning with serious pain , but I flew to Miami anyway , hoping that it would go away , '' he said in a statement Friday . `` The pain was still there when I landed , so I went straight to hospital . I was treated and left later that night . '' Doctors scheduled surgery Saturday to remove his gall bladder after the pain returned . He described it as a routine procedure , and said he expects to be back on his feet for his `` True Tour , '' which starts next month . The artist , whose real name is Tim Bergling , became an international star as a DJ and producer in electronic dance . His other hit songs include `` Levels , '' which was nominated for a Grammy for Best Dance Recording last year .
The Swedish artist was hospitalized with severe abdominal pains . He became an international success as a DJ and performer in electronic dance .