He didn't tour for more than a decade, that was his comeback
It's 50 dates in one of the biggest arena's in the world. If he was a joke no one respected like some people in here are insinuating he wouldn't be able to sell those dates out like he did. He is a legend and was a legend before he died, regardless of the pedophilia accusations.
Maybe with gays. For the GP "Like a Prayer" was definitely bigger. I'm pretty sure she performed both at the Super Bowl and "LAP" was top ten on iTunes.