Olsen and her artist beau enjoy a sunny bike ride in New York City. Plus: Lindsay, Salma & François-Henri, Tom & Gisele and more

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'BEAUTIFUL' VOICE

Christina Aguilera hits all the right notes during her performance at the Evening with Women, a benefit hosted by the L.A. Gay & Lesbian Center, Friday at the Beverly Hilton Hotel. The pop star treated the crowd to two songs, including a cello and violin-backed version of her hit "Beautiful."