Crest/Coat of Arms distorted, doesn't match official crest?

Uh oh! Take a look at Jack Straw's official coat of arms here:



Now look at it here on the "official" draft of one of the Downing Street memos:



Rut-roh! It doesn't quite match!? See what a real memo from Jack Straw's office looks like here.

Sure doesn't look like this one, does it?



Notice the subtle differences in the logos? Some are "not so subtle".