Season 9, Episode 13: "The Cartoon"

But why is it that the animals enjoy reading the e-mail?

Well, Miss Benes...

...cartoons are like gossamer and one doesn't dissect gossamer.

Well, you don't have to dissect it...

...if you could just tell me why this is supposed to be funny.

Oh, it's merely a commentary on contemporary mores.

But what is the comment?

-It's a slice of life. -No, it isn't.