He thinks that there, just as in books by writers like Stephen King, giving vent to some notions that would be socially inappropriate in other settings is what rock has always been about. The group's manager, Danny Bland, agrees. A lot of it is comedy based. Arnold Schwarzenegger can blow up things in a movie, and yet we're pretty sure he's not a bomber. People can see Madonna on stage, and know that doesn't mean she lives her life at home as a prostitute.
People are capable of making distinctions.
They know what's facetious and entertaining. They know that just because a person sings about killing and drugs or whatever, that doesn't mean that that's what their life is all about. And just because a person listens to music by Metallica, that doesn't make him a murderer.