Funny Things Write Wedding Cards What Are Some Really Funny Things To Do That Will Annoy Teachers At School?

What are some really funny things to do that will annoy teachers at school? - funny things write wedding cards

I want things that are really annoying, very funny, but it can happen to honest mistakes (not damage my degree would be good). Some things that I think everything is yellow highlighter and background documents in the middle of writing. If they are pretty funny, I care not to offend my class.