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Disney Girlz Rock 2 is a follow-up to the 2005 compilation of the same name. It includes some of the most popular female Disney artists like Miley Cyrus, Demi Lovato, Vanessa Hudgens, Ashley Tisdale, and Selena Gomez, as well as former Disney-turned-mainstream teen-pop acts and girl groups such as Hilary Duff and Aly & AJ. This album also contains a song by KSM. The CD was released on September 9, 2008. The album contains mostly songs that have been used on Disney Channel films and television series, as well as songs from artists that have received airplay on Radio Disney.