Jill Graff, a developmental preschool teacher at Oak Trace Elementary, recently retired. (Submitted photos) Colleagues and past students recently organized a parade to celebrate Graff’s retirement. The parade line took more than an hour to pass by. Snapshot: Retirement parade celebrates Jill Graff 0 By Current Publishing on June 5, 2020 Westfield Community More Headlines Share. Twitter Facebook Pinterest LinkedIn Tumblr Email