Fizz Ed is A.J.'s favorite school subject. But the gym teacher Ms. Small makes them juggle scarves, balance feathers, do the chicken dance and do everything but play sports. Whenever the teacher says ``Line up for Fizz Ed!'' A.J. ,Ryan Dole , Michael Robinson, Neil Crouch, and Alexia Juarez say BOO! Andrea Young and Emily Puckett say YAY! .