Moira wants to invite all the children in her school to her sixth birthday party (typical six-year-old), but her parents have limited the number of guests to six (typical parents!). The ludicrous idea becomes reality when hundreds of boys and girls show up at the party. The children's excitement and enjoyment increase, as does the parents' dismay. Finally, Moira has a great idea - every kid who helps tidy the mess they have created gets a present. In five minutes, the job is done and the exhausted parents watch hundreds of children file out of the house. But the peace is short lived. As the last child leaves, two trucks arrive with 190 pizzas and 190 birthday cakes...