Voices: WWE The Music, Vol. 9 is a compilation album released by WWE in the United States and Canada on January 27, 2009, Australia on January 24 and in the United Kingdom on April 13, 2009. The album was originally announced to be a three-CD set featuring new music by Jim Johnston and alternate mixes of older material from the past 25 years to commemorate the WrestleMania 25th anniversary. However, the album is now a single disc of original theme music of the superstars of World Wrestling Entertainment, with a bonus disc containing a selection of past music of WWE superstars.
^"Consumer Products". World Wrestling Entertainment. Retrieved 2008-11-08. "This album will be loaded with unreleased WWE Superstar entrance themes, as well as themes from the past 25 years, to commemorate the milestone of the 25th anniversary of WrestleMania."