Over the past year, the media have given us 'Resting Bitch' Face, 'Rich Girl' Face    and  'Instagram Face' Now the venerable Sun Newspaper unveils the 'Royal' Face.  And right there, on top of the list like a fairy perched on our Xmas tree stands Lady Di.   The 'People's Princess' is now the benchmark for cosmetic surgery perfection. Embed from Getty Images The Harley St Surgeon behind this news item is our old friend Julian de Silva who we have spoken of before on this site.. He calculated the perfect face shape, including the size and position of the lips,...