The media mogul unveils her latest goodwill project – a girls' school – in South Africa. Plus: Jessica & John, Courteney & David and more

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AFTERNOON DELIGHT

Jessica Simpson and John Mayer share a laugh – and some high fives – during a Saturday shopping trip to Barneys in New York. The following night, the pair rang in the New Year together at Christina Aguilera's bash at the Hudson Hotel.

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