Donald Trump learnt a very important lesson today

Today we introduce the first instalment of what we hope will be a semi-regular series where we ask: what did Donald Trump learn today?

The answer, of course, is to trust no-one - something it took being duped into tweeting a picture of serial killer couple Fred and Rose West rather than almost half a century working in the cutthroat world of business to understand.

Trump went from kindness to threats of litigation in just over three hours today after realising that a Twitter user’s request to tweet a picture to honour his dead parents’ memory was not as sweet or innocent as it seemed.

Here's 12.50pm (the below tweet has since been deleted):

But by 4.01pm:

As one Twitter user pointed it, you really can't trust anyone called "Feckhead" anymore.

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