If not, it's time to reward them now because these celebrities would win "Best Smile" if there were a Hollywood yearbook.

We spoke to dentists to find the best at-home tooth whitening products you can buy, from toothpaste to whitening kits.

Cactus the rescue dog is well-known on the internet for videos of his unique smiles. On April 16, his owner took to Instagram to share a compilation of “some of his best smiles” from 2024.