15 Stupid Mistakes That Somehow Made It Into 2017 Movies

14. The Visible Camera Lens - Happy Death Day

Here's a mistake you'll kick yourself for not noticing sooner, but once it's in your brain, it's impossible to ignore. In the final moments of the movie when Tree (Jessica Rothe) wakes up for the last time, the camera follows her as she bolts out of bed, thinking that she's about to repeat the same day once again.

In the bottom-left corner of the screen, however, a camera lens and matte box are easily visible, taking up a shockingly large portion of the screen for about a second.

That this wasn't caught in editing, especially as the director clearly had another camera angle choice to choose from, is pretty embarrassing.