Billie Eilish meant business in a tailored Celine look for the London premiere of her film “Hit Me Hard And Soft: The Tour” on Tuesday. Billie Eilish Jeff Spicer/Getty Images The Grammy Award-winning artist wore a curated look in dark tones and blue accents, augmenting the color theme of the event from the blue carpet to the backdrop behind Eilish as she posed for photos. Eilish’s look was comprised of the long docks trousers from the French luxury brand and the blue silk poplin shirt. The “What Was I Made For?” songwriter also sported a piece inspired by Celine ’s spring 2026 ready-to-wear collection — a double-breasted blazer with six silver buttons lining the front placket. You May Also Like Billie Eilish Jeff Spicer/Getty Images Eilish capped off her look with a pair of Celine’s flat sneakers and accessorized with a silver chain that could just be glimpsed beneath her jacket as well as a tie with complementing striped colorways reflected in the ensemble.…