Q: How do you know when Denis MacShane is lying?

A: When he’s tweeting.

Yesterday Guido brought  you the disgraced, de-whipped Labour MP’s fibs about the Olympics and the pound. Now this morning a psephological co-conspirator gets in touch to point out another howler:

http://twitter.com/#!/DenisMacShane/status/161167423461011456

Except, the polls in Croatia, see here, were correctly predicting that Yes would win, and were showing support for the EU growing. A MacShameless porkie…