Doctor Who - S1.E1

Manager Lance's secret weapon, new recruit and graduate Christopher, looks like he's more likely to be a damp squib, so it's up to 'Sales Professionals' Ashley, Jerwayne and Janine to teach him some tricks of the trade, ensure that all threats are neutralised, all enemies defeated, and that every mug punter within five square miles gets locked down to the worst, most expensive mobile phone contract known to mankind.