I saw Alice Cooper at the KS state fair in 2008 and he was awesome. He really is a performer and his stage show alone is worth the price of admission, but he has some damn catchy songs as well.
I'd go, because Rob Zombie is great too.
07/22 - Melt-Banana
07/26 - Forever Came Calling & Primitive Man
07/30 - Warped (?)
08/05 - Knockout Kid
08/07 - Fireworks (?)