MCyrusCCA040211_15_X17230WM.jpgMiley Cyrus is on her way to Chicago for a sit-down interview on The Oprah Winfrey Show.

A source close to Miley tells X17online exclusively:

    "Miley can't wait to get on the stage and open up to Oprah. It's been awhile since she appeared and now she wants the world to see her as an adult."

The 18-year-old wild child is expected to tape her Oprah appearance tomorrow.

Miley last appeared on The Oprah Winfrey Show back on November 21, 2007.

X17online has learned Miley's episode will air Wednesday, April 13.