Unraveling the Hidden World of Billie Eilish: 7 Facts You Didn't Know About the Grammy-Winning Pop Star

1. Billie's real full name is Billie Eilish Pirate Baird O'Connell.

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2. Billie's first song, "Ocean Eyes," was written by her brother Finneas and originally meant for his band.

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3. Billie's unique fashion sense, which often involves baggy clothing, is a deliberate choice to avoid body shaming and to focus on her music.

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4. Billie has synesthesia, a condition where senses overlap and she perceives certain sounds as colors.

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5. Billie's musical influences include Green Day, The Beatles, and Tyler, The Creator.

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6. Billie's music has been praised for addressing mental health and personal struggles, which she has been open about in interviews.

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7. Billie is a vegan and has been an advocate for animal rights since a young age.

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