Stefani offers a lesson in French dressing at Cannes's amfAR dinner in France. Plus: Pippa Middleton, Ashton Kutcher, Cameron Diaz and more
Credit: Laurent Despois/Splash News Online
Published: Thursday May 19, 2011 | 05:00 AM EDT
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Also spotted in Cannes: Rob Lowe! The new author, who hit the festival as one of Miramax's investors, managed to make waves while leaving the Hotel Martinez on Wednesday.
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