PAISLEY PARK, Minn. — Superstar Prince died at his estate in Carver County, Minn., on Thursday, his publicist said. On Friday, Prince was released from the hospital and returned to his Minnesota home after making an emergency landing in Illinois. Prince has been battling the flu for several weeks even canceling a couple of shows, Prince performed his last show at Fox Theatre then boarded his private plane to fly home as his flu worsened the pilot made a unscheduled stop around 1 a.m. at Quad City International Airport in Moline. After receiving treatment, Prince was back on the plane three hours later. Prince died earlier today (April 21) at age 57 at his Paisley Park home and studio, his publicist confirmed to the Associated Press . TMZ first reported the news. Prince has won seven Grammy Awards and has earned 30 nominations. Five of his singles have topped the charts and 14 other songs hit the Top 10. He won an Oscar for the original song score to the classic film “Purple Rain.” RIP