The Knox County Fair wraps-up today at the Fairgrounds in Bicknell. Carnival Arm band Night runs from 6:00 until 10:00 PM. Armbands are $15.00. Armband sales begin at 5:30. Rollek performs at 8:00 in the Vincennes University Pavillion. The Demolition Derby is scheduled for 8:00 tonight in the Grandstand. All seats are $8.00 each. Admission to the Fairgrounds is three dollars for adults; children under 12 are admitted free.