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The singer joins Destiny's Child, U2 and Stevie Wonder to aid African poverty. Plus: Britney Spears, Paris Hilton, Jennifer Connelly and more
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Natalie Portman takes a call in New York City's West Village neighborhood on Friday. The actress, who's sporting a buzz cut for her upcoming movie V for Vendetta, was a scheduled presenter at Philadelphia's Live 8 concert on Saturday.
