SAN FRANCISCO --The national tour of the smash Broadway musical "Rock of Ages" opened Wednesday at the Curran Theatre in San Francisco. It features music from 80's bands including some Bay Area legends. Constantine Maroulis gained fame on "American Idol." he originated this role on Broadway in this show that recaptures an era. "Sort of poking fun at it, but also celebrating it and writing great comedic funny characters and also telling a nice grounded love story," he said. There are songs by Journey, Bon Jovi and Night Ranger. Their hit "Sister Christian" is in the show. The show will be in the Bay Area for five weeks.