NORWICH Ė If you havenít been to a dance recital in a while, you donít know what youíre missing. Thatís what Donna Frech, owner of the oldest continuously owned dance studio in Chenango County, The Donna Frech School of Dance, wants people to know. This weekend Frech will hold her 33rd annual dance recital. The older students will perform two shows at 7 p.m. Friday and Saturday at the Norwich High School. The younger students will perform two matinee performances at 1 p.m. on Saturday and Sunday afternoons.