Garbage frontwoman Shirley Manson is a force of nature who's spawned generations of femmes fatales—her brash attitude and sultry insolence reverberate through Lady Gaga's electro-pop provocations and Lana Del Rey's seductive, come-hither entreaties alike. Her band's fusion of raging alt-rock and electronic beats has been equally influential, clearing the dance floor for indie-disco dynamos the Yeah Yeah Yeahs and synth-punk diva Peaches.