In 2008, Paris Hilton made guest appearances on three songs from the album, Repo! The Genetic Opera, Original Motion Picture Soundtrack; the songs were "Can't Get It Up If the Girl's Breathing?", "Bravi!" and "At the Opera Tonight."
No.TitleLength1."A New World Organ"0:112."At the Opera Tonight" (performed by Alexa Vega, Sarah Brightman, Anthony Stewart Head, Paris Hilton, Terrance Zdunich, Bill Moseley, Ogre & Paul Sorvino)2:103."Crucifixus" (performed by Sarah Brightman)1:474."Things You See In a Graveyard" (performed by Paul Sorvino)3:125."A Repo Man's Daughter"1:066."Infected" (performed by Alexa Vega)3:277."Legal Assassin" (performed by Anthony Stewart Head)3:288."Bravi!" (performed by Ogre, Bill Moseley, Paul Sorvino, Sarah Brightman & Paris Hilton)0:539."21st Century Cure" (performed by Terrance Zdunich)3:4410."Lungs and Livers"0:2211."Mark It Up" (performed by Bill Moseley, Ogre & Paris Hilton)1:5212."Worthy Heirs?"0:4113."Can't Get It Up If the Girl's Breathing?" (performed by Paris Hilton & Terrance Zdunich)0:3514."Zydrate Anatomy" (performed by Terrance Zdunich, Alexa Vega & Paris Hilton)3:5115."Thankless Job" (performed by Anthony Stewart Head)1:4116."Before the Escape"0:1517."Night Surgeon" (performed by Anthony Stewart Head, Paul Sorvino, Bill Moseley & Ogre)2:3918."Chase the Morning" (performed by Sarah Brightman, Alexa Vega & Nancy Long)3:0419."Everyone's a Composer" (performed by Sarah Brightman, Alexa Vega & Anthony Stewart Head)1:1520."Come Back!" (performed by Alexa Vega & Anthony Stewart Head)0:4921."What Chance Has a 17 Year Old Girl?" (performed by Anthony Stewart Head & Alexa Vega)0:4222."Seventeen" (performed by Alexa Vega)1:5023."Happiness Is Not a Warm Scalpel" (performed by Paris Hilton & Paul Sorvino)1:4024."Gold" (performed by Paul Sorvino)3:0225."Depraved Heart Murder at Sanitarium Square"2:5026."Tonight We are Betrayed" (performed by Anthony Stewart Head)0:4427."We Started This Op'ra Shit" (performed by Darren Smith, Bill Moseley, Ogre, Paul Sorvino & Poe)2:4528."Rotti's Chapel Sermon" (performed by Paul Sorvino)0:4629."Needle Through a Bug" (performed by Terrance Zdunich & Alexa Vega)1:4130."Chromaggia" (performed by Sarah Brightman)2:3531."Mag's Fall"0:3732."Piece de Resistance" (performed by Paul Sorvino)0:3633."Interrogation Room" (performed by Paul Sorvino)1:2534."Let the Monster Rise" (performed by Anthony Stewart Head & Alexa Vega)2:4235."A Ten Second Opera"0:5436."I Didn't Know I'd Love You So Much" (performed by Alexa Vega & Anthony Stewart Head)2:0637."Genetic Emancipation" (performed by Alexa Vega)2:1438."Genetic Repo Man" (performed by Terrance Zdunich)2:59 
