Flash back to Bridget Jones. She enters her relatives’ Christmas party feeling quite fragile after a boozy Christmas day. She feels uncomfortable and under age compared to the old fogies enjoying their nibbles and buffet on Boxing Day. Then the camera pans up to the one and only Mark Darcy! The most awkward, English bloke ever stands there in the worst excuse for a Christmas jumper known to humanity! But, who knew that the handsome Mr Darcy would become a seasonal trend setter!? Christmas jumpers may have been a cringey outfit add on back in the early 2000s but these days they are huge! Everyone and his wife owns a…