"Nothing boosts that prepubescent self-confidence quite like being called "train tracks" or "metal mouth" every day! Bonus points to my troopers who also had those horrible rubber bands clamping your jaw shut. Wasn't it just delightful when they'd snap right on your lip?"
https://www.youtube.com/watch?v=VtJFb_P2j48
For the bipeds, you know how we do!