Ok here is the result! First time I do serious retouching it and I'm pretty proud of the result.
I did the whole tutorial but also lowered the dark shadow below my left eye, and fix the lips (kicked the white circle around it and put more red on it).
Thanks to epic epiphany, really good tutorial
Before :
http://i44.tinypic.com/2uo5d79.jpg
After :
http://i40.tinypic.com/33ogrp5.jpg