Miley Cyrus' sister Brandi is an older daughter of her mother, Tish Finley. Miley's father, Billy Ray Cyrus, adopted Brandi and her brother, Trace Dempsey Cyrus, after he married their mother. Brandi's biological father is Baxter Neal Helson.
Both of Miley Cyrus' sisters are actors and musicians. Noah and Brandi appeared on episodes of Miley's Disney Channel TV show, "Hannah Montana," and her feature film, "Hannah Montana: The Movie."