Original sentence: A Rimmel cosmetics television advertisement featuring Georgia May Jagger became an internet meme in 2014.According to the DMFT index, Britons rank fifth in the world for dental health.In The Simpsons episode "Last Exit to Springfield", a strict dentist scares Ralph Wiggum into brushing his teeth by showing him a fictional book titled The Big Book of British Smiles that depicted a Queen's Guard member and Prince Charles with exaggeratedly crooked teeth.In the advertisement, Jagger says "get the London look" and viewers ultimately associated the "London look" with her gap tooth.Jokes about British teeth are often used in popular culture.Some stereotypes relate to specific ethnic groups of Britain while others are directed at British nationals in general.Straightened and whitened teeth primarily only affect the outer appearance of teeth.The British are often stereotyped as having unhealthy or unsightly teeth.This stereotype relates to straightened and whitened teeth (sometimes referred to as a "Hollywood smile"), an appearance that is often favored and sought after in Western cultures
Edited sentence: Americans often joke about the British having bad teeth.In reality, British teeth have been ranked as the fifth healthiest in the world, with American teeth behind in ninth place.Some are false, while others have some truth to them.This stereotype appears to stem from a particularly American view of dental health in which artificially straightened and whitened teeth (sometimes referred to as "Hollywood teeth") are the healthiest, but this primarily affects only the outer appearance of teeth and some evidence has shown that artificial whitening actually has a negative effect on dental health