I have two daughters thirteen and ten. They both love and admire Miley Cyrus, a.k.a. Hannah Montana. My wife and I admire her as well... We bought our daughters tickets to her world tour (which was also borderline inappropriate... but her parents should be just a bit more careful.
Exploitation is the name of the game in the magazine rags and anything that is edgy and nears child pornography is par for the course.
See here for more.