Consider yourself a South Park fan? Think that you know everything there is to know every weird, surprising fact about the crazy Colarado mountain town?
Well, you know what we think? We think that you're a bollock-talking liar. You've probably missed out on loads, and the fact that you go around demanding people call you 'Mr. Guy Who Knows Everything About South Park' (probably) is laughable at best, and libellous at worst.
For example: did you know that in each South Park episode, Matt Stone and Trey Parker sneak the famous alien into the background? South Park fanatics Cracktwo.com have gone and listed the far majority - and here are a selection of the best.
Did you notice any of these first time around?