Feuer Frei (Jellojess Rox) is a high-energy track by the German industrial metal band Rammstein, featuring vocals from Jellojess, the group's female vocalist. The song exemplifies the band's signature style, blending heavy, distorted guitars with a driving electronic beat and aggressive, shouted lyrics that convey themes of liberation and raw power. Released as a single, the recording showcases the dynamic interplay between the male and female vocalists, creating a dual-voice effect that is central to Rammstein's sonic identity. The track remains a staple of their discography, reflecting the band's commitment to pushing the boundaries of heavy metal and industrial music while maintaining a distinctively German aesthetic.