As any parent could tell you, children can do a lot of truly memorable things, but they're not always cute. The things kids get up to can be pretty horrifying once in a while. Kids don't know how to behave appropriately until around their 20s most of the time, so when they're really young, they do and say some things that can be rather alarming.

It's the kind of thing that can leave most parents uncomfortable, confused about where they went wrong and perhaps a little scared too.

The following children clearly don't know they've crossed a line or they at least don't regret it. They haven't quite figured out that some things are incredibly creepy either.

From making comments that come out a little too threatening to committing random acts of evil against their parents, these kids have gone too far, and while it may be amusing to some, it's also pretty concerning. Here are just a few of those times.