This picture was posted by a Scallywag akin to NLAT and the caption came from various witticisms attached.
Another Blogger observed that they had run out of foxes and that Cameron had substituted David Weir CBE instead. Naarf.
If it wasn’t almost true that some folk are used for sport. In addition, overfed fellows such as the present crop of Tories have to use horses as they are so unfit they couldn’t possibly keep up with this guy on foot!