During a Weekend Road Trip Up the California Coast, the Girls' New Car (A Totally Tricked-Out, Gadget-Filled Gift From Jerry to Celebrate Their Newfound Super-Spydom) Breaks Down in a Seemingly Idyllic Gated Coastal Town Called Ocean Palisades - or "The O.P." for Short. Until They Meet the Teens Who Seem Too Perfect to Be True   Ages 6 to 11.