Spears tops off her country look with a cozy jacket in Los Angeles. Plus: Hugh Jackman, Hilary Duff and more

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GARDEN PARTY

Arbor Day is still a week away but Madonna shows off her green thumb Friday during a tree-planting ceremony at a clinic in Kazimbe, Malawi. The pop star has been in Africa with daughter Lourdes, 10, and David, the 1-year-old Malawian boy she's adopting, since the beginning of the week.