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See Richie, Madden, Olivia Wilde and more stars looking très chic at the fabulous French event
Credit: Pascal Le Segretain/Getty
Updated: Wednesday Oct 05, 2011 | 01:30 PM EDT
By: Alex Apatoff
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It's sheer madness for the actor/singer, who bares his buff bod in a mesh tank, slim black pants and scarlet sneakers at Yves Saint Laurent.
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