Demi Lovato: I Have a Half-Sister I've Never Known

TV Guide
Demi Lovato | Photo Credits: Michael Tran/FilmMagic

As a singer, actress and judge on The X Factor, Demi Lovato has countless fans around the world. But there was one who was always too shy to reach out to the star: her half-sister, whom Lovato said she found out about less than a year ago.

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