Prom fashion in Forest City is duct tape By MARY PIEPER, Of The Globe Gazette FOREST CITY - Teens' fashion choices often cause parents to question their children's sanity, but Julie Plagge thought her son and his girlfriend had truly lost their minds when she heard what they were planning to wear to the prom at Forest City High School. "I couldn't believe they were talking about duct tape," she said. But even Mom is beginning to see the light now that Jordy Plagge and Jill Brockhohn have finished their outfits for Saturday's big event - a shiny...