 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 4 foot 9 and at least 8 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?