OK, I GOT ANOTHER ONE FOR YOU ROCK AND ROLL FANS!?

thanks to everyone who helped me out with the led zeppelin vs. queen debate, but now I have another one, and I KNOW that I was right, but im kind of curious what all you guys think.....so, who had more success, more fans, more talent, etc..........basically, who was a better one hit wonder: Gloria Gaynor or Aha?