The Mouse House’s Miley Cyrus may just be 15 years old but she is anxious to be done with childhood and move on to move “adult” things - liked taking off all her clothes in a movie. The Hannah Montana star is rumored to be interested in the lead role in “Undiscovered Gyrl,” the film version of Allison Burnett’s new novel.

An insider said that the controversy over her sexy Vanity Fair shoot has had the intended affect: to make Miley look older and more mature.