The millions of people that follow pop stars Justin Bieber, Rihanna and Lady Gaga on Twitter should be very aware that these singers do not use proper grammar or spelling in their tweets. This is fine, of course, considering the 140-character limit on the posts and the urgency to let followers know if, say, one of them is having the worst birthday ever or maybe talk about a picture of them in a scantily clad outfit. All joking aside, would you have guessed that these tweets are so bad that schools in Brazil use them as examples of how not to write? Read More »