I found this link via a friend in LiveJournal, but was amused enough to want to share it over here. (This is a graphic-heavy site, but should be SFW.)
However, the one I laughed at particularly loudly, especially given the periodic threads in the Pit (like this one) was:
Because every good gamer needs a laugh now & then.
(If this isn’t the right forum, please move the thread, but I think this is the best one.)