Shut Up & SingThis Chicks flick by Barbara Kopple (Academy Award winner for Harlan County, U.S.A.) and Cecilia Peck is powerful testament to the inconvenient truth that free speech can come at a very high cost. The Dixie Chicks, Texas-based and one of country music’s most successful acts, found out just how costly it was in the weeks following a March 10, 2003, concert in London.

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