When most people think of a dental emergency, they picture a painful toothache, a chipped tooth, or perhaps a knocked-out tooth after a fall. While those are certainly among the most common reasons people visit an emergency dentist, they’re far from the only ones.

Believe it or not, dentists have treated some truly unusual oral health emergencies over the years—situations that sound more like urban legends than real-life cases. While these stories may give you a chuckle, they also highlight an important lesson: if something doesn’t seem right with your mouth, it’s always best to have it checked by a dental professional.

Here are a few of the strangest dental emergencies ever reported.