The singer stays stylish while Christmas shopping in N.Y.C. Plus: Rihanna, Ellen & Portia, Hilary Duff and more
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Published: Wednesday Dec 26, 2012 | 05:00 PM EST
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Talk about friendly exes! Jennifer Lopez gets a hand on stage from ex-hubby Marc Anthony during her concert Friday night in San Juan, Puerto Rico. The two reportedly performed a duet, "No Me Ames."
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