One of Katy Perry’s last Billboard Nos. 1 was “Roar,” her eye-of-the-tiger empowerment anthem from 2013. The song found new life three years later, when Perry performed it at the Democratic National Convention and lent it to Hillary Clinton for a campaign-closing ad that aligned values like respect and courage with the song’s mad-as-hell feminism: “Get ready ‘cause I’ve had enough.

Katy Perry's new album, "143," is hardly the comeback that she needed. It’s as if she became a has-been before her time on “American Idol.”