CEDAR RAPIDS - When boy bands slick back their hair and sing a cappella harmonies, girls scream, swoon and fill concert arenas. Their grown-up counterparts will be filling Theatre Cedar Rapids with ...

For some, barbershop singing has a certain image — and not all of it is vocal. It’s four dudes in striped vests and boaters singing “Down by the Old Mill Stream.” It hasn’t actually been like that for ...