Today is my birthday.
It is also National Punctuation Day. You should celebrate both.
The day should be celebrated by everyone on the Internet. Moderators should insist that everyone on message forums begin using periods and commas correctly. The semi-colon is optional.
Next, we'll work on teaching people the difference between their, there and they're.
Those of us with good grammar will take over the world. ...
No, I didn't get enough sleep last night. Why do you ask?