If you think you’re bad at your job, just show your boss these stories.

Getting through the workday is tough, but when you’re prone to making mistakes, clumsy, or just plain stupid, it’s nearly impossible. There’s a science teacher who set a classroom on fire, a guy who killed hundreds of sheep, a bartender who cost their boss thousands, and a bunch of other people who probably should’ve been fired.

Here are some employees who messed up bad, but owned up to it… anonymously online.