As Alexander Isak lifted Newcastle's fourth goal into an empty net, Lukasz Fabianski stood next to him, 30 yards from the goal he should have been defending, hands on hips, wearing the bemused face of a man just awoken at the last stop on a train line: 'How on earth did I get here?'
It has seldom been easy to feel too much sympathy for David Moyes's predicament this season, given most managers would kill for either the financial backing he received last summer, or that he has had from the West Ham board. But as he, too, watched in disbelief from his technical area, you could not begrudge him wondering the same thing.
