DALLAS, Ore. The young homeless man who accompanied Miley Cyrus to the MTV Video Music Awards and who had been sought on an Oregon arrest warrant has turned himself in and posted bail. The director of Polk County Community Corrections in the Willamette Valley community of Dallas, Ore., says 22-year-old Jesse Helt turned himself in Thursday, was booked on a probation violation warrant and then posted $2,500 bail.