A few months after releasing her Grammy-winning album “Endless Summer Vacation,” Miley Cyrus dropped a surprise song. The wistful “Used to Be Young” tracked her journey from a naïve-and-charming hellion in her 20s to a insightful-and-charming hellion turning 30.

Before her ninth studio album, “Something Beautiful,” arrived on Friday, Miley Cyrus had finally got her “Flowers.” Seventeen years after “Meet Miley Cyrus” was coupled with the “Hannah Montana 2” soundtrack to introduce her as a teen-pop princess distinct from her Disney Channel character,