Korn, Motley Crue + Kiss Headline 2013 Rock FestKorn, Motley Crue + Kiss Headline 2013 Rock FestThe annual rite of summer passage, Wisconsin's Rock Fest, is back for its 20th anniversary year and this time around fans will be treated to headlining sets from Korn, Motley Crue and Kiss.Chad ChildersChad Childers