"You should be ashamed of yourself," Trace wrote publicly on Saturday, two days after saying he's "genuinely worried" about the country star's well-being.

Braison Cyrus is speaking out after his brother Trace Cyrus posted an open letter to their father, Billy Ray Cyrus, saying the family is 'worried' about the musician. Braison and Billy Ray are currently collaborating on the 'Achy Breaky Heart' star's new album.

The country singer's son wrote a heartfelt open letter on Instagram after that viral inauguration performance: "You’re not healthy Dad and everyone is noticing it."