I too had a friend that told me about it and I was worried for about 5 minutes. Think about crazy stuff like this logically and it's impossible! My friend is now of course saying he never believed it .

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FACTS OF LIFE-
1. Planet X is fake just like elves, gremlins, and Eskimos
2. Trying is the first step towards failure
3. Simpsons rule!
4. Can't win don't try