Here, Batman enemies, the Joker and the Penguin, have devised a seemingly diabolical trap for an surprising foe. But can you see the flaw in their plan?
The problem is this: as Scooby eats the Scooby snacks, the amount of weight on that side of the scale does not change. Thus Shaggy and the gang are never in any real danger. I would have expected Velma to have realized this. Shame on you, Velma Dinkley!