If you're having trouble keeping your deceased-French-female-artists-as-fashion-muses straight, allow us to shed a little light on the situation. After all, with these powerful gals informing spring collections on both sides of the Atlantic, it's tres important to know your Nikis from your Kikis.

TMI? Perhaps. But at least you'll be prepared with a little handy cocktail party banter should the topic of fashion muses arise.

Photos: Top left, Niki de Saint-Phalle on the cover of Vogue, courtesy of Niki Charitable Art Foundation/ Nikidesaintphalle.org; top right, a look from Vera Wang by Giovanni Giannoni. Bottom left, Kiki de Montparnasse by Julian Mandel, c. 1920; bottom right, a look from Jil Sander by Giovanni Giannoni.