Sat 05 May 2004Park Avenue princesses go name-droppingPopular Fiction: Eew! Haven't come across that expression before? In the New York world populated by the Park Avenue princesses of Bergdorf blondes, it means a little scream of surprise and horror, usually when someone has beaten you to the latest designer label or fashion trend.A Bergdorf blonde is a rich female New Yorker who was not born blonde but who achieves blondeness through the swankiest and priciest hair salon in town.