When you go to a place like Disneyland, where tens of thousands of people go every day, you’re bound to have to deal with all sorts of crazy things from different people. You can have wonderful moments when a stranger does something nice for you, but you can also have frustrating moments with tired and angry people. And then there are the gross things you’ll see that you wish you never had to witness.

If you’ve spent any considerable amount of time in a theme park, or just been unlucky, you may have witnessed some pretty awful stuff. A recent Reddit thread is highlighting the grossing thing people have seen at Disneyland specifically, and while there are all sorts of terrible things, I’m noticing three recurring themes.