Is Justin really hanging with K-Fed? What does the Duchess of York have in common with Rihanna? Find out. By Brian Orloff
Updated: Monday Nov 26, 2007 | 06:00 AM EST
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One's new pop royalty, the other's British royalty. Rihanna and the Duchess of York, Sarah Ferguson, team up at a UNICEF benefit in New York in October.
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