The AuSable Valley Jazz Band will be sponsoring a dinner concert, "Chicken Cordon Blues," Saturday, March 27 at the Knights of Columbus in Keeseville from 6-9 p.m. The evening will consist of a chicken cordon bleu dinner with entertainment provided by the AVCS Jazz Band. Musical numbers will vary from Jazz standards to modern vocal selections. Tickets are available by calling 834-2800 ext. 204. The cost is $12.