Yes, this studded, nose-pierced rocker is actually the half-brother of fresh-faced, barebacked Miley Cyrus -- but he definitely doesn't act like it.
While the rest of his family has put Vanity Fair on blast for manipulating poor little Miley, TMZ got Trace Cyrus in DC -- and he couldn't care less.
BTW -- Trace is a guitarist and vocalist in the band Metro Station. Who knew?
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