Demi Lovato has changed her look. She has highlighted her long black hair that had became her trademark into a lighter color. Using her Twitter account, the 17-year-old actress and singer who has just broke up with former boyfriend Joe Jonas excitingly shared the new hair as she posted the photo along with message that read, "Lighter hair! Woo! :)".

The "Here We Go Again" songstress apparently wasn't the only one excited about the new look. Soon after she posted the picture, she received positive feedbacks from her followers, to which she replied, "Aww thanks everybody for the sweet hair comments!" She further gushed about her new hair, tweeting "I love love love my new hair!!! It's so light."

Demi Lovato, who stars as Sonny Munroe in the "Sonny With a Chance", has been known for her long lush raven black wavy hairstyle. The Disney star recently performed at the grand opening of the Microsoft Store at Park Meadows Mall in Denver, Colorado on June 12. Aiding the help of a lucky fan named Jordan, she performed "This Is Me".