 I'm just gonna use the grown-up belt. Statistics show that kids wearing only adult safety belts can suffer serious injuries in a crash. Sorry to be a bummer. Joshua, get in your booster seat. Fine. Kids can be pretty insistent on being too grown up for their booster seats. But until they're four foot nine and at least eight years old, you should be just as insistent as they are, no matter how short the trip. Can we get candy? In 100% of cases, candy rots your teeth. Is she gonna hang out with us all day?