The movie makes no sense at all in terms of plot or presentation. One minor plot element does make sense (how much food should Koopa eat?), but most of it just feels unnecessary and irrelevant to the plot. Even when Koopa eats enough food to fill up his bucket, it doesn't change anything about his personality or motivation to eat more. His bucket isn't empty because he stopped eating; it's empty because he stopped caring about food. His bucket isn't empty because he stopped caring about