The Fourth Annual "Blue Agave" Bar-B-Que and Chili Cook-Off will be held today in Blackwell. The event is "Lone Star" and "CASI" sanctioned, which will include brisket, ribs, chicken and beans. There will also be margarita and Bloody Mary pour-offs. A concert and dance featuring Mark David Manders will be held thirty minutes after dark. All activities will be held at the AMA Tech/Tel pavilion, located east on Highway FM 1170 in Blackwell. For more information and concert cover charge prices, call 325-668-3552 or 325-370-1119.