We just got a sneak peek of Isabel Marant's latest ads for Spring 2011, and it appears the French designer has given her muse Daria Werbowy a bit of a break by choosing to go with Gisele Bundchen! I have to admit, Daria and Isabel make one helluva duo, but Gisele is no poor choice. We can't wait to see more. Isabel has summoned some major model power for her previous ad campaigns — Kate Moss and Milla Jovovich also being part of the fashion mix. Click through to see some of these famous ads, then vote, who's the most Fab Marant model?