StarTribune.com | Dollar+Sense: Theater exits:

Sometimes, a customer just makes a mistake. A performance called “Dream Theater” sounds as if it might be a soothing evening. Last month, an elderly couple at the State Theatre thought so, too. They expected a ballet performance, said Karen Nelson, public relations manager for Hennepin Theatre Trust. Instead they saw (and heard) the beginning, and only the beginning, of a heavy metal show. Nelson gave them a refund.