These are kind of off topic, but can squeeze in on my commentary site because they are social commentary of a different sort. Hat tip to Clicked over at MSNBC (check blogroll for link) for both of these links:
Rolling on the floor laughing,
Rolling on the floor laughing so hard I couldn't breathe. That last one is awful long, but soooo worth the time. I suggest going back again and again until all has been read!