Sumner Redstone still doesn’t like Tom Cruise, and neither does his wife. From the looks of things, Harvey Weinstein doesn’t much like Factory Girl. Trick: Peter Cook ran into Christie Brinkley at a Halloween parade in Sag Harbor. Treat: “Page Six” got some Antoinette-inspired poetry in the mail. Sarah Jessica Parker is apparently New York’s favorite trick-or-treater. Ivanka Trump and Topher Grace canoodled in Vegas. The Hiltons acted like Hiltons at the Playboy Mansion. Mick Jagger helped Bill Clinton celebrate the former president’s 60th birthday. Elton John helped celebrate husband David Furnish’s 44th birthday. Maggie Rizer and Alexandra Kerry fight AIDS. A necklace worn by Natalie Portman helped raise $40k for poor kids in India. Madonna dresses Lourdes as a hippie, Rocco as a ninja. Winona Ryder once dressed up as Pussy Galore. Liz Smith hated Spy.