Elon Musk and Grimes are the first to admit their relationship was unique. "There's no real word for it," Grimes (born Claire Elise Boucher) told Vanity Fair in March 2022. "I would probably refer to him as my boyfriend, but we're very fluid. We live in separate houses. We're best friends. We see each other all the time. ... We just have our own thing going on, and I don't expect other people to understand it.