Here's what I think Dave should do at PMQ's:
Dave: Is the Prime Minister aware that there is a petition, on his own website, calling for him to resign, with over 27,000 signatures already?
Gordon: I'm far too busy saving the world to take any notice of petitions from the public. Perhaps the party opposite would prefer it if I wasted my time listening to the public rather than .. er ... oh ...er... [sits down]
All: ahahahahahahahahahahaahahahahahaahaaha..... [continue until retirement on health grounds]