Country music singer Lynn Anderson, best known for her 1970 Grammy-winning smash hit "Rose Garden," has died of a heart attack at a hospital in Nashville, her publicist said on Friday. She was 67. Anderson, who had recently returned from a trip to Italy, was admitted to Vanderbilt University Medical Center on Thursday for treatment of pneumonia and died later in the day, spokesman Mark Logsdon said. “Lynn is blooming in God’s rose garden now,” fellow country star Dolly Parton