In the episode, she plays the daughter of one of Walden's (Ashton Kutcher) friends. When she comes to town to crash at his home, he begins to feel much older than he used to.
Stills from the episode feature Cyrus in a range of scandalously-clad outfits, including a few situations where she appears to be attempting to seduce Walden.
The episode, titled You Know What the Lollipop is For, will air October 18th on CBS.
More photos on the following pages.