DJ Avicii: World-renowned Swedish DJ and electronic music producer Avicii was found dead in Muscat, Oman, his agent said on Friday, April 21. He was 28. Bergling had struggled with health problems, some caused by excessive drinking and was hospitalized for 11 days in 2012 for treatment of acute pancreatitis. He was known for his collaborations with other artists, including Coldplay, David Guetta, Lenny Kravitz, Robbie Williams and Rita Ora.