Think animated movies are error-free? Think again.

Most live-action films are littered with little mistakes here and there, while animated films are produced in a painstakingly slow, one frame at a time. So, naturally, it would make sense for them to be completely polished, right? Nope.

Not even these classic animated movies are exempt. From "Toy Story" to "The Lion King," here are some of the biggest "oops" moments from animated films. We're only human.

As usual, all photos are courtesy of MovieMistakes.com.