For the first half of '04, the biggest concert tour wasn't Metallica or Madonna, Beyonce or Britney, but a guy who is, if our calculations are correct, as old as all of those guys put together: David Bowie. The erstwhile Ziggy Stardust's A Reality tour raked in $45.4 million from 82 shows. As he recuperates from surgery to unblock an artery, that's got to do his heart good.