The Christmas rush is in full swing and the streets of London are humming with shoppers, dotted with buskers singing Christmas hits and giant nutcrackers decorating the stores. But what has stopped our passers-by from passing by? Granny and Grandad look like they’ve spotted a scene from Christmas past. The kids are rushing ahead to grab the gifts of Christmas present. And Scrooge, stepping out of the tube, has caught a glimpse of the Ghost of Christmas yet to come.