>>212923866
Because just like people in your family, or kids you went to school with - just because you were a cute kid doesn't mean you grow into a good looking adult.
Plenty of ugly ducklings and whatever the reverse of that is called.
Plus if they're lucky and were on a hit sitcom, or a couple big movies, and their parents weren't awful people, and the money got invested well, there's a good chance they're set for life and can have a relatively normal life except for the XXth anniversary where you sit down for an interview about what it was like working with Guy Farting in Oscar Gold.