Gary Barlow, reinvented has-been, was recently rumbled for avoiding millions in unpaid tax. Cue a Twitter 'backlash' and pointed fingers. When this happened to Jimmy Carr for the comparatively paltry sum of half a million, he was made an example of by the PM. This time Cameron has advised that no action be taken. Unrelatedly, Barlow is a Conservative party donor. As a 'national treasure' gets dragged to the stocks, we take a look at the clues Barlow's been laying out for us all along.