Septemberfest-Salute to Labor August 28-September 1, 2008 Fall Home & Garden Expo September 19-21, 2008 River City Roundup September 24-27, 2008 AVCA Women's Volleyball Showcase August 29, 2008 AVCA Women's Volleyball Showcase August 31, 2008 Wrangler ProRodeo Tour – Omaha Round of the Ariat Playoffs with Jessica Simpson in Concert September 27, 2008