When the international fashion crowd descended upon a New York City mired in sooty, ice-hardened snow last week, some sought respite from the bitter cold by attending sweaty NYFW parties. Others, perhaps, dreamt still of a far more picturesque frosty landscape. Just weeks earlier, on the last Saturday in January, a notable contingent of industry insiders—celebrities, editors, and top-spending clients among them—traveled thousands of miles for the opportunity to witness winter in its peak form in Aspen, Colorado, where Moncler staged the most extravagant fashion show on American soil so far this year. The show was the astounding centerpiece of a destination weekend to celebrate Moncler Grenoble, the Franco-Italian luxury brand’s performance-centric line, and the grand opening of its newest boutique in town. For the duration of the weekend, Moncler took over Aspen during its high season, when the world’s most affluent skiers—and après-ski enthusiasts—flock to the ritzy resort town for its world-class snowy peaks and boozy parties. The luxury winterwear giant set up their temporary headquarters at the boutique-y Hotel Jerome, the one-time counterculture …