There's one simple reason we watch comedies: to laugh. So, let's face it, a comedy doesn't need a perfect plot, sharp editing, or great camerawork to be considered a classic. But that doesn't mean movie mistakes are any less intriguing. Great comedies like "Groundhog Day" and "Anchorman" can easily brush off the occasional continuity error, though there's no guarantee that we, as viewers, will just overlook them.

In that spirit, check out the gallery below for 30 comedy "oops" moments.. As usual, all photos come courtesy of Movie Mistakes