Anyone who wears a T-shirt not related to the kind of music being listened too!
"Let's see...I'm going to a Little River Band show,what can I wear?"
"I know...I'll wear my Anthrax shirt! :D "Cooooolll!"
(NOT!)
If it's a sporting event,anyone who wears the opposing teams' logo!
I attended a Suns game (at the arena but broadcast from Chicago) in 1993 and there's these jerks walking around wearing a Bull's jersey! Go home & watch your TV ya troublemakers! :D