Grandstand Events Main events in the grandstand Thursday, Friday and Saturday evenings "Celebrity" Dairyland Donkey Races Wednesday, August 37:00 PMWatch local 'celebrities' compete in this fun, family event. Pipestone Antique & Modern Tractor Pull Thursday, August 45 PMCompetition classes and rules information NTPA Truck & Tractor Pull Friday, August 57 PMProfessional truck and tractor pullers compete in this NTPA event. Country Music Fest Saturday, August 67 PMAshley Barron & Dylan Gerard.