Tyler Wages grinned as he swept the clippers over his principal’s head Monday afternoon and clumps of hair fell onto the gym floor. North Hall Middle School Principal Shane Rayburn smiled at the students cheering Tyler on from the bleachers in the North Hall High School gym during the Shave for Tyler event. Shortly before he put on the black salon cape and knelt in front of the sixth-grader, Rayburn ran his fingers through his hair one last time.