I have many pet peeves but these are my biggest two that get under my skin really badly: 1) When people punctuate "Guess what" with a question mark. That is not correct and it drives me nuts. It is an imperative, therefore you would punctuate it with a period or an exclamation point. 2) When people use phrases like "Kelly and I" incorrectly. They label photos with "David and I" when it is actuall…