Popp / Dvorak Russalka Popp / Enemy Popp / Liberate (Anix Remix) Popp / Love Story Popp / Set The Fire Free Popp / Strauss: Four Last Songs - I: Fruhling Popp / Strauss: Four Last Songs - II: September Popp / Strauss: Four Last Songs - III:Beimschlafengehen Popp / Strauss: Four Last Songs - IV: Im Abendrot