The League of Incredible Vegetables leaps into action when a series of wild, weird weather events devastates the town of Bumblyburg. As events unfold, each of the other Leaguers suffer some sort of injury and Bumblyburg’s fate is left in LarryBoy’s hands. LarryBoy and Alfred’s discover that an old enemy, Awful Alvin, is responsible for the attacks. He has kidnapped LarryBoy’s friends, and worst of all, plans to bust the dam overlooking Bumblyburg. At the last moment, LarryBoy saves his friends and Bumblyburg from Alvin’s evil plot.