Alice Doesn't Work Here Anymore - S6.E23

When Mrs. Berg learns that her old lover is coming to visit her, realizing that her lie of running the school has come back to haunt her, the kids help her pose as school principal. Gordon, a squeamish animal-loving student has difficulty in Chemistry class with dissecting frogs so he and Reggie try to convince Mr. Dyrenforth to approve a simulation computer program that provides the ability for virtual dissection.