From Disney girl to party girl.
Hannah Montana is getting hitched.
Singer Miley Cyrus and her "Last Song" co-star Liam Hemsworth are engaged, their reps confirmed to People magazine.
The couple has been dating for three years.
"I'm so happy to be engaged and look forward to a life of happiness with Liam," Cyrus, 19, told the magazine.
Australian actor Hemsworth, 22, proposed on May 31 with a 3.5-carat diamond ring from jeweler Neil Lane.