Back review – Mitchell and Webb's return is well worth the wait

After a four year gap, the second season of this hilarious sitcom finds the pair at their passive-aggressive bestThey met in Footlights, at the University of Cambridge, of course, but it was Peep Show that cemented the partnership of David Mitchell and Robert Webb. Like many flat-sharers in this economy, they have been more or less trapped together ever since, regardless of any growing resentments. Some sketch shows followed, some books, a badly reviewed stage tour and a reportedly lucrative App