Celebrities are fully embracing the grandmacore trend by incorporating stylish scarves into their looks. Billie Eilish, BLACKPINK’s Jennie, and Kendall Jenner embrace grandmacore, infusing nostalgia into their style. In a warm Instagram carousel, Jenner shared snippets of her day, featuring horses and a cameo with her model-BFF Hailey Bieber, both sporting cozy chunky sweaters. Billie...