The heiress and one of her pooches get decked out for the Hiltons' annual Christmas card. Plus: Jessica Simpson, Jamie Foxx and more

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LINE OF DUTY

Adrian Grenier serves up the good eats at the Neighbors Together Soup Kitchen in Brooklyn, N.Y. on Friday. "I wanted to get out on the street and be with the people and the community – see how I could help and do my part," he told PEOPLE.