Boy George was all set to play the Showbox July 20th, until The Man brought the hammer down. The U.S. State Department denied the Culture Club frontman a visa, so now his entire North American summer tour (running from July 11th in Las Vegas to August 23rd in Dallas) may have to be scuttled. The tour isn't officially cancelled just yet, but things aren't looking good. According to Boy George's manager: At the moment, Boy......