First Friday in Downtown Sioux FallsFirst Friday in Downtown Sioux FallsShare on TwitterShare on FacebookOctober 4, 2013 | 5:00 PM - 9:00 PMCost:FreeEvent Website: www.dtsf.comAdditional Information5-9pm. A special day of shopping, art and entertainment in downtown Sioux Falls. Many stores stay open until 8pm with special activities.