The premiere Cajun music event takes over Lafayette Sept. 16-17

Sometimes the dance floor is consumed in a rolling dustcloud, other times two-steppers are ankle-deep in thick black mud.

When it rains it pours, and when it's dry dancers sweat brown rivulets. From boudin and beer to bastringues and bones, Festivals Acadiens (Sept. 16-17) Is often a very primal experience.

Now entering its third decade, the festival has become a...