Today's generations caught onto the lie that "rib played notes" are inconsistent which ruins the immersion.
Doug : In episode 2F09, when Itchy plays Scratchy's skeleton like a xylophone, he strikes the same rib in succession, yet he produces two clearly different tones. I mean, what are we to believe, that this is a magic xylophone, or something? Ha ha, boy, I really hope somebody got fired for that blunder.
Homer : I'll field that one. Let me ask you a question. Why would a grown man whose shirt says "Genius at Work" spend all of his time watching a children's cartoon show?
[embarrassed pause]
Doug : I withdraw my question.
[starts eating a candy bar]