Grimes was reportedly upset to learn about Elon Musk's twins with Shivon Zilis at the same time as the public. The twins were born just weeks before he had his second child with Grimes. Musk's twins with Zilis were born weeks before Musk and Grimes welcomed their second child via surrogate in December of 2021. The news of Musk's twins was first reported by Insider in July of 2022. Musk and Grimes also share a son, X Æ A-Xii Musk , or X , and a daughter, Exa Dark Sideræl Musk, who goes by Y .

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Persons: Grimes, Elon Musk's, Shivon Zilis, Claire Boucher, Walter Isaacson's, Zilis, Walter, … — Grimes, Elon Musk, Musk Organizations: Service, Wall Street, Musk Locations: Wall, Silicon, @Grimezsz, Ukraine