On Saturday, Saori, 5, was sitting on the sidelines at her family friend’s party. She couldn’t dance like the rest of the kids. "She brought joy, and that was something I can’t describe with words. Those who know Lynn McCarthy often use the word "approachable" to describe the Dundee-Crown. as well as a flashmob type of dance by several Dundee-Crown High School teachers, with one of the songs. After 24…