The movie focuses on a 15-year-old (to be played by Cyrus) who, after being dumped by her boyfriend, sets her sights on his best friend. Moore will play Cyrus' character's mother and Thomas will play the young woman's grandmother. The film will also feature Ashley Greene, Thomas Jane, Ashley Hinshaw, Lina Esco, George Finn, and Douglas Booth.
In related news, Dolly Parton, Vicki Lawrence, Ray Liotta, Jay Leno, Sheryl Crow, and Kelly Ripa are among the stars scheduled to make guest appearances on Cyrus' hit Disney Channel show Hannah Montana this season, according to the Hollywood Reporter.
Don't show this again.