Most of us are taught the value of sportsmanship from a very young age. It's an important lesson, given how intensely heated competitive sports can be. Being respectful, win or lose, is the best way to assure that cooler heads will ultimately prevail.
Most of us learn that lesson, but not everyone puts it into practice. There are people out there, athletes, coaches and fans alike, who just enjoy pushing buttons. It may not be the most sportsmanlike thing to do, but it's usually pretty entertaining for the rest of us.
Here are 25 of the most awesomely disrespectful moments in sports.