In a minor league baseball game in Buffalo, where seagulls were flying around the field, one of them got hit by a pitch. It only winged him though, and then continued over the plate, where the batter swung and missed, the catcher couldn't catch it, and the umpire got hit. That's when the confusion started.
The video attached to this news story shows the whole thing, complete with audio from the radio broadcast of the game. What makes this an absolute classic is the timing of the fast food commercial as the bird is being removed from the field. Watch and listen here.
At least the gull fared better than the dove that Randy Johnson hit and vaporized during a spring training game in 2001...
For more POTDs, see the Picture Of The Day page.