Episode Title:Weather Waterloo.Episode Description:Everyone in class has a project related to weather effects, especially Billy with his Weather Nullifier, which is mail order. When Earl's Atmospheric Generator is rejected from the class, he activates it and sends a twister, a mudslide and a nimbostratus cloud to storm the school. The Weather Nullifier doesn't work and totals, so Billy, Lydia, Ruby and Marcus attempt to nullify the bad weather themselves.