The singer stays hot in a revealing lemon gown while celebrating in D.C. Plus: Miley Cyrus, Kristen Stewart, Mariah Carey and more

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SHOE AWAY

Just two weeks after giving birth to second daughter Seraphina Rose, Jennifer Garner gets caught red-handed – with 3-year-old daughter Violet's sparkly shoes! – Tuesday at her preschool in Santa Monica, Calif.