Just because someone is a celebrity, it doesn't mean they're immune to dental care problems. In fact, if you look at childhood pictures of some of today's top stars, it's clear that many of them did not start out with perfect teeth, but rather had to spend a lot of time with their dentist enhancing their pearly whites. Everyday Health and New York Daily News have some examples of celebs that would have looked quite differently today if it weren't for some extensive dental work.