We're referring to those candid shots that seem nearly impossible, the ones where water is seemingly frozen in time or someone just took a punch to the face and you can see his cheeks forever stuck in a wobble.
Or the one where a woman reading a newspaper looks like she has massive fake breasts.
We've combed the Internet for these kinds of photos and posted 21 of them below. All are pretty awesome. Number-19 is especially cool. A couple make us glad we weren't the subjects.
Flip around and be amazed at what a simple camera can capture when clicked at the perfect time: