The youngest Jonas Brother takes a b-day walk with his pup in Toluca Lake, Calif. Plus: Britney Spears, Gwyneth Paltrow, Lindsay Lohan and more

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DOUBLE DUTY

Marcia Cross has her hands full while balancing her 18-month-old twins Eden and Savannah after a Sunday outing at a Santa Monica, Calif., playground. The actress returns to Wisteria Lane when Desperate Housewives premieres Sept. 28.