Class Clown: The Blue Origin Celebrity Space Trip Blue Origin Courtesy photo Remember when Katy Perry sang “What a Wonderful World” in space? Cutest Couple: Charli XCX and George Daniel Charli XCX and George Daniel CBS via Getty Images First a chic London courthouse wedding and later an all-out affair in Sicily: The two-part wedding of Charli XCX and The 1975 member George Daniel cemented them as this year’s “It” couple. Life of the Party: Justine Skye Justine Skye Lexie Moreland/WWD Justine Skye emerged as one of the most ubiquitous partygoers of the year, with a second half push that leaves us exhausted just recounting it. Skye was omnipresent and worldwide, from New York (Valentino’s handbag party, Chanel’s Premiere Galon watch event and Bleu fragrance party, Messika’s cocktail at The Frick in New York, just to name a few); Miami, for Art Basel parties like Ferragamo’s, and the Fashion Trust Arabia Awards in Doha. Most Athletic: The Boys of “Heated Rivalry” Connor Storrie and H...