2 WOMEN, 14 DAYS. THE GOAL? ACHIEVE BOLD FACE STATUS SIGHTINGS: Spotted last night at a giant bash at Nobu: fashionista cuties Karen Robinovitz and Melissa De La Cruz. Karen was heard saying she�??s �??still exhausted�?� from her recent Bungalow 8 birthday party that would have made P. Diddy jealous. Apparently, she was wearing two million dollars�?? worth of Harry Winston diamonds (including the 22-carat ring Whoopie Goldberg wore to the Oscars) and was constantly shadowed by a bodyguard named Lou who was straight out of a Scorsese film. Melissa, also fatigued from the fast track, just hosted an intimate dinner party at a swanky Upper East Side restaurant attended by trend-setting journos from New York magazine, The Observer, Allure, �??Page Six�?� as well as the indefatigable Michael Musto�??and as part of the gift bag giveaway, the whole crew is being flown to Miami to stay at a five-star resort favored by the likes of Will Smith. Asked how they managed to go from barely-known freelance writers to A-list celebrities in just fourteen days, they coyly spilled the beans: Marie Claire called with the assignment, and they simply begged, clawed, cried, borrowed, cheated, lied, stole, and bribed their way to fame. Their how-to tips to stardom include �??Pick an M&M color to hate, and stick to it.�?� And they�??re writing a book, daaahlings, so whether you live in New York or Nebraska, you too can have the goods to claim your