I don't really find it amusing when anybody gets any sort of serious injury playing ball. I don't really see how you attach a humor factor to that, but hey, whatever. My poor bleeding vagina, etc.
It happened 11 years ago. Or maybe 27, I don't know. It's not like he did it yesterday. He's already had grandchildren. Of course he had those when he was playing, but I digress...
The "oh snap" is what added a tinge of dark humor. Wouldn't have been as funny if he'd used a picture of Barbaro, though. I hate when bad things happen to horses.