Britney Spears getting out of an SUV at JFK ... Sarah Ferguson signing copies of her book at Borders ... Taylor Momsen on the Gossip Girl set ... Katie Holmes and Tom Cruise leaving their apartment with Suri ... LL Cool J reading to kids as part of a charity event in Rockefeller Plaza ... Candice Bergen walking by herself on the Upper West Side ... Calista Flockhart outside the Letterman show ... Leighton Meester posing for photos at a domestic violence awareness event in Union Square ... Elizabeth Hurley entering her hotel on the Upper East Side ... and Sean and Robin Wright Penn holding hands outside the premiere of What Just Happened.