That's nothing. Charlie Patton once politely refused a drink bought for him by a patron in a juke joint and the man dragged out a knife and slashed Patton's neck barely missing his jugular. He was shot in the in the leg in another juke joint. Son House went to Parchman Farm for killing a man in a juke joint. the guy was drunk and opened fire and hit House in the leg so he drew his own weapon and killed him. Fortunately, he was set free after only a couple of years. Robert Johnson appears to have been poisoned by the husband of a woman he was seen talking to at a suppa. So when have guitarists ever been safe?