You explian patiently that you are not a loser. You simply want to join a social group of like-minded individuals and find that "jocks" are appealing in many ways - including their healthy lifestyle and the fact that they hang out with attractive members of the opposite sex.
One of the jocks stands up. He's huge. "Get the hell away from us or I'll kick your ass." His girlfriend snickers.
They all stare at you.