How many times are you going to mention her controversies, the meat dress, etc etc? Regardless GaGa is extremely successful and there's nothing wrong with using controversy to create interest in yourself. Especially in today's world when it's so hard to break into the industry. Clearly she got your attention.
Anyways...to answer the question, she would still be successful yes because Just Dance, Poker Face, LoveGame, and Paparazzi would of been huge smashes either way. They're flawless pop songs.
