VIDEO Kristen Stewart gets raunchy in new film The Runaways
The movie, which also stars Dakota Fanning, sees the Twilight star sport shorn black hair to play singer Joan Jett.
The Runaways is in cinemas on 27 August 2010.
Read more about Robert Pattinson, Kristen Stewart and Robert Pattinson in Teen Now Special Twilight Issue - on sale now!
Robert Pattinson, Kristen Stewart and Taylor
Lautner star in The Twilight Saga: Eclipse.