This clip of Robert Peston owning Boris Johnson tells you all you need to know about the Tory leader wannabe

With Boris Johnson apparently leading the field to be the next Tory leader and prime minister – it won’t happen, surely it won’t happen – then you can’t have too many excuses to share moments like this.

It’s ITV’s Robert Peston finding out exactly how much Johnson knows about the EU customs union and the answer, well, the answer is this much.

And if you are still in any doubt, then watch this brilliant interview by the great Eddie Mair, also shared by James Melville today on Twitter.

Oh go on then, one more.

And you can follow James Melville on Twitter here.