I know what trlcavscout is talking about, but don't know where to find them off the top of my head. Probably find them on Glock talk pretty easily.
Here it is: http://www.theprepared.com/index.php...ask=view&id=90
Here is a similar one with and XD: http://springfield-armory.primediaou.../SPstory11.php
And I know that someone shot a Smith & Wesson M&P till it failed without cleaning it. It went like 53,000 shots or something and it just had a crack on one of little ears that guides the slide. The gun still actually functioned, but the lawyers told them to stop firing the gun.