At Grand Falls Casino. A fundraiser for Audubon Dakota to continue efforts for improving the water quality of the Big Sioux River. Doors open at 7:00 PM and the show begins at 7:30 PM in the event center. Admission is $50. There will also be a silent auction. Sponsored by the four Aveda Salons in Sioux Falls: Hair Essence, Belle Touche’, Vanessens and Bryant Salon and Spa.