Britain is getting increasingly rude. And who's to blame? Or more precisely, what's to blame?
Look no further than the black box that takes pride of place in sitting rooms around the land. Yes, it's the television's fault, constantly beaming pictures - as it does - of rude egotists being perfectly vile to decent people.
In this week's episode David takes no prisoners as he names TVs worst offenders. But who will be on the sharp end of the web's sharpest tongue? Gordon Ramsay? Piers Morgan? Simon Cowell? Well, you'll just have to watch to find out.