The best thing about Holiday collections: the beautiful limited edition sets. Like the Sarah Moon for Nars line, where ethereal images of beautifully made-up women adorn the boxes. A French fashion photographer, Moon is known for her somehow touching, out-of-focus, and translucent pictures that look like water colour paintings. She is also recognised for her work in the famous Pirelli calendar, and commissions by Chanel, Dior, Vogue and Comme des Garcons. Pictures: Sarah Moon And here’s how Francois Nars first met her, in his own words: WHEN DID YOU FIRST DISCOVER SARAH MOON AND HER WORK? I discovered Sarah’s work in the early ‘70s when she was doing quite a bit of editorial work for ELLE and Vogue. I never actually met her until we decided to work together though. It was really incredible to be able to do this collaboration and work with her for the rst time after all those years of admiration. HOW DID YOU PICK SARAH MOON AS YOUR NEXT COLLABORATOR, WHAT DREW YOU TO HER? I pick the people whom …