The Great Cake Decorating Disaster follows the heartwarming and humorous journey of two friends, Lucy and Moses, as they set out to bake a giant cake for their school's bake sale. What starts as a simple baking adventure quickly turns into a whirlwind of flour, frosting, and laughter. Their dog, Barkley, adds to the chaos by turning the frosting into a wild design. Despite the mess, Lucy and Moses discover the joy of embracing imperfections and finding humor in unexpected situations. By the end of the bake sale, their cake, although far from perfect, becomes the highlight of the event, bringing smiles and laughter to everyone.