All Hail The Oxford Comma

(We are discussing the usage of the Oxford Comma, where a comma is placed before the “and” when listing words.)

Teacher: “Okay, so for those of you not sure of whether or not to use the comma, here’s an example of where it would matter.”

(He writes: “We invited the strippers, Hitler, and Stalin.” on the board.)

Teacher: “Now, if we were to put the Oxford Comma in, like so, we will be having a great time with two of history’s worst men. But if we don’t—” *he erases the second comma* “—then our party will really suck.”