Isn't That Rich?

Celebrated ad man Richard Kirshenbaum, the original New York observer, reveals the fashions, foibles, and outrageous extravagances of the private-jet set Paid friends. Pot dealers draped in Dolce. Divorce settlements that include the Birkins at their current retail price. Air kisses, landing strips, and lounge-chair bribery. For most of us, the idea of life inside the golden triad of Park Avenue, Sagaponack, and St. Barths is just as exotic as the mysteries of the Bermuda Triangle. Luckily, Rich