Matthew Lewis: We all remember the chubby, crooked teethed “Neville Longbottom” in the Harry Potter movies. Matthew Lewis, who played Longbottom, was told on his contract that he must not fix his teeth or lose weight. Sadly, the teenager who was on set with numerous attractive women, was forced to maintain his unattractive appearance for the greater good of the legendary Harry Potter saga. Once his role in Harry Potter was ceased, he immediately fixed his teeth, which made him unrecognizable in comparison to his teenage days. Changing your teeth can change the overall nature of your look, as shown below: Miley Cyrus Lets pretend that we aren’t familiar with Miley’s recent media meltdown, and simply focus on her improvements over the years. When she started as a Disney channel actress, most viewed her as the perfect child. Unfortunately, her teeth were miles from perfection. While her current persona may be a bit crooked, her teeth are perfectly straightened, which she credits her dentist for. For many celebrities, the first task at hand after being nationally endorsed is fixing their teeth. Their publicists and stylists all admit that superstardom does not align with uneven teeth. But celebrities aren’t the only ones who promptly need beautiful teeth.