Spears and her model-actor friend Isaac Cohen form a cozy duo in Hollywood. Plus: Jennifer Hudson, Rachel Bilson and more

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CLEAN LIVING

A jubilant Jennifer Lopez makes her way through a crowd of fans at the annual TV critics conference in Pasadena on Thursday, where she promoted her new MTV series DanceLife. Why is the singer-actress so happy? Lopez told reporters that her life has only gotten better since she cut down on her partying.