As a solo musical artist, Lovato released her first album, "Don't Forget", on September 23, 2008. The album started at number two on the "Billboard" 200. It sold 89,000 copies in the first week. It has since shipped over 500,000 copies in the United States. This earned it a gold certification in the United States. Lovato released her second album, "Here We Go Again", on July 21, 2009. The album started at number one on the "Billboard" 200. It sold 108,000 copies in the first week. Her third studio album, "Unbroken", was released on September 20, 2011. It peaked at number four on the "Billboard" 200. Her fourth studio album is "Demi". It reached #3 on the "Billboard" 200.