The UNICEF ambassador kicks off Halloween with a charitable tradition. Plus: Nicole & DJ AM, Mary-Kate, Gwyneth and more

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MOM'S NIGHT OUT

Gwyneth Paltrow (in Burberry, with Helena Christensen) hits the town Tuesday to catch a screening of onetime fiancé Brad Pitt's film Babel in New York City. But she had another man on her mind: her 6-month-old son, Moses. "I'm frazzled. My baby would just not settle," she said. "Yes, I have a good sitter. And he's fine now; he settled just before I left. But it was a long process."