If anyone's seen Mock the Week you'd know about Scenes We'd Like To See. If for some reason you haven't seen it here's an example (warning: some of the jokes are a bit rude).
Well now you've seen that now on to the game, this is how the game will work here.
@First Post said: Things you'd never hear on a weather report
Then the next person might post.
@First Post said: For today's report look out the damn window
Commercials That Never Made It To Air
And then the next person has to continue so the first subject is,
Things you don't want to hear on an elevator.