Miley to Pen Autobiography

Fifteen may sound too young to write an autobiography — but not if you’ve lived the life Miley Cyrus has! And sources tell OK! that the tween queen is set to dish on all the details of her young yet eventful life in a new autobiography.

The catch? The 15-year-old singer and actress won’t actually be the one writing it.

After inking a multimillion-dollar deal — described by Disney insiders as "very hush-hush" — with Disney Books, a search is out for a ghostwriter to put the young superstar’s life story on paper.

“The plan is to move her away from Hannah Montana,” an insider tells OK!. “She’s outgrown it."