Its fun two annoy IA student's with improper, grammar especially apostrophe's

Shakespeare is generally thought to be the greatest writer of all time. Hundred's of year's later, everyone know's his name and most people have seen several of his work's. This is, in part, why I find the following sign (in the English room) to be very funny:


One would think that the maker's of this sign would have taken better care with their apostrophe usage. I mean, thats a pretty obviou's one. But what I find even more Only-at-IA-worthy is that it bothered someone so much that...


For the record, Mrs. Saxsma has no idea who put it th'ere.