Steven Tyler's daughter Mia Tyler announced that she's pregnant with her first child. The 37-year-old broke the news by posting a selfie of her tiny baby bump on Instagram.

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"My front bump is almost as big as my butt bump!" she wrote. "Insanely excited to tell the world that our baby will be here this spring."

Mia has been dating Dan Halen, whom she referred to on Instagram last month as her "man crush everyday." She even has his name in her Insta bio, surrounded by hearts.

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This will be the first child for Mia, who has enjoyed being an auntie to sister Liv Tyler's three kids — 11-year-old Milo, 21-month-old Sailor and four-month-old Lula Rose.

Congrats to the happy couple!