Bill is looking in his locker, his big butt pushed outwards as he idly wiggles his hips and bounces his ass, looking bored.

you were distracted, anxious about your grade… you don’t notice him until-… BWOOMPH! BOUNCE!

“HEY! WATCH YOUR STEP DUMBASS! IM BETTER THAN- oh.. Sorry, …um. You’re the new student, right? I’m Bill. It’s nice to meet ya.”