1. Red Balloon is the leading English school in Brazil and a few months ago they had their students correct celebrities' tweets.
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3. The kids would tweet back at the celebrities, explaining politely what was wrong in their tweets.
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5. According to a video about the project, the teachers at the school wanted to make sure the kids knew their idols weren't right when it came to spelling and grammar.
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7. All the students were between 8 and 13-years-old and they called themselves The Celeb Grammar Cops.
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9. They're definitely the most polite correctors of grammar on the Internet, that's for sure.
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Here's a video about this very cute and educational idea.
(h/t CBC News)