Special guests on Voices include Rev Theory frontman Rich Luzzi, jazz composer Karl "Dice Raw" Jenkins [The Roots], and Panjabi MC who contributed to The Great Khali's "Land Of Five Rivers". All themes have been composed, written, and produced by Jim Johnston, WWE's Music Director.

The Best Buy-only limited edition disc includes Legends of the WWE CD featuring theme music from Stone Cold Steve Austin, The Rock, Roddy Piper, Sgt. Slaughter, Undertaker and more.

WWE Voices: WWE the Music, Vol. 9 Track Listing:
1.Randy Orton "Voices"
2. Maryse "Pourquoi?"
3. Kane "Man On Fire"
4. Kung Fu Naki "Kung Fu San"
5. Kelly Kelly "Holla"
6. R-Truth "What's Up?"
7. Vladimir Kozlov "Pain"
8. Great Khali "Land of Five Rivers"
9. Eve "She Looks Good"
10. Jack Swagger "Get On Your Knees"
11. SmackDown Theme "If You Rock Like Me"
12. Umaga "Tribal Trouble"
13. DiBiase/Rhodes/Manu "Priceless"