Britney Spears Has Created 'Her Own Genre,' Dr. Luke Says

Femme Fatale producer tells MTV News the pop star defies categorization because she's 'forward-thinking.'By Jocelyn Vena, with reporting by Matt Elias Britney Spears Photo: Max Morse/Getty Images Since Britney Spears emerged on the scene nearly a decade and a half ago, she's run the gamut of pop music: from sugary bubble-gum to dirty, sexy dance tracks. In that respect, her longtime