Any music, movies or pop culture that jocks, cheerleaders, frat boys or any other clueless people in general, consider alternative, but are actually very mainstream by those in the know.
injury caused by excessive jocularity, joy, or general silliness. Examples: making someone laugh so hard that milk comes out of their nose; Chevy Chase; slapstick resulting in personal injury.
Dude, that was a total jocutrauma when you made Myron laugh so hard that he spewed milk from his nose!