Locklear vamps it up in Hollywood as she shoots her guest stint on Melrose Place. Plus: Hugh & Daniel, Mariah Carey, Heidi Klum and more

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ON A MISSION

Mad Men star January Jones is not your average Betty! The stylish actress, who is a spokesperson for the environmental group Oceana, leaves a TV appearance Tuesday in Washington, D.C., where she's urging Congress to pass a shark conservation bill.