Henry Fool teaches Simon the difference among the three forms of "there": there, their, and they're. He gives an example of how each form is used in a sentence.
Pawnee hosts a forum to discuss a new slogan for the city. Leslie notices a grammatical error and doesn't speak up because Ben tells her to trust the council to fix it. One audience member suggests a "fix" that makes the grammatical issues even worse.
Nick teaches his son how to think about the writing prompt that his teacher assigned him. He encourages his son to think beyond the parameters that his teacher set for the prompt and reinforces the idea that you are never wrong if you are able to argue correctly.
Sergeant Mark orders vowel letterhead "O" to state his long and short sounds. He also asks the letterhead to state his sound when used in the words, "not" and "note."