Robbie Arnett, husband of actress Elizabeth Olsen, is a successful musician and producer. He is the frontman for the indie rock band Milo Greene, known for its layered vocal harmonies and atmospheric sound. Arnett initially worked as a freelance composer before forming Milo Greene in 2009, achieving recognition for their contributions to the “Twilight” soundtrack. He and Olsen began dating in 2017, married in 2023, and welcomed their first child, James, in 2024, maintaining a relatively private personal life. Beyond music, Arnett has also ventured into composing for film and television, showcasing his diverse creative talents. He prioritizes family while continuing his musical career.