At 8 am on a Saturday morning in early May, a buzz builds in the beauty basement at Bergdorf Goodman in New York City. Voices are at a fever pitch and the excitement is palpable. It’s as if a rock star or an A-list celeb would appear at any moment. Inside Bergdorf’s small cafe 140 people (including me) are waiting in anticipation for the start of something called Sniffapalooza Spring Fling. “It’s the most incredible, intense experience,” says Tamara, who flew in from Arizona. “You’ve gotten on trains, planes and automobiles,” says Karen Dubin, Sniffapalooza’s founder. “This is our 18th event,” she says in regards to this year’s Spring Fling. Twice a year, in the spring and the fall, fragrance fanatics invade the Big Apple, eager to sniff the newest scents from the biggest names in perfumery. Sniffapalooza is a phenomenon, attracting people from far flung locales such as Australia, Paris,…