It's not really about you forgetting though is it? It's about cheap/easy programming - the more you can repeat things in the form of recaps and glimpses of what's coming up later on the show the less you need to film. Come Dine With Me are the masters of this technique.
Anything to do with Facebook, but most especially people who post those old style two-tone pictures of women in a domestic setting with some 'hilario' quote.
I quite enjoyed this 'educated' post on the BBS about us:
i don't often comment but work commintments mean that i often pop onto the NSC for a quick chortel and i have to admit it's been comedy gold since the end of last season, always is actually but since the end of the season the tarquins...