If you were a child of the 80s, had a crazy chorus instructor in the 90s or just love Mickey D’s, chances are you’ve got the melody of this jingle engraved somewhere in your memory. But did you know the OG McDonald’s didn’t even serve most of the lip-smacking items mentioned in the tune? Perhaps you’ve pondered the epic feud between Burger King and McDonalds and wondered why it started in the first place.