The theme of last night's Met Gala was Costume Art — with a dress code of Fashion Is Art — and Eileen Gu definitely understood the assignment! Angel Martinez / Getty Images for Laureus The Olympic skier is going viral for her incredibly fun look by designer Iris van Herpen. Not only was it a bubble dress... Christopher Polk / WWD via Getty Images ...but actual bubbles floated around her! Kevin Mazur/MG26 / Kevin Mazur/Getty Images for The Met Museum/Vogue MAGICAL. Theo Wargo / FilmMagic / Getty Images In a clip posted by Complex Style, she told ESPNW, "It took 2,550 hours to make. I have 15,000 glass bubbles on me, but there’s technology under the dress that enables reality to kind of come together with art." Complex Style / Via Twitter: @ComplexStyle "It’s a play on surrealism, it’s a play on movement, it’s a play on nature, and on fun, on whimsy." Mike Coppola / Getty Images The 22-year-old shared further details with Glamour.…