I watched the Super Bowl on Sunday in a Northeast Portland living room with eleven people and one extremely stressed dog. When the medieval Bud Light knights wheeled out a barrel of corn syrup and hauled it over to Miller Lite, the room laughed. Then a guy who grew up on a farm outside Pendleton said, without looking up from his plate, that corn syrup and high fructose corn syrup are not the same thing, and half the couch turned around.
By Tuesday, MillerCoors was answering in public and American corn growers were answering louder.
The spot itself is well made. The kingdom runs, the joke lands, the branding is unmistakable at three seconds. This is not a craft problem, which is exactly what makes it worth taking apart.
Comparative advertising works when the attack leaves your category looking better than it did, and it fails the moment it teaches buyers to ask what is in any of it.
Three things went sideways here, and none of them are about execution.
One, the claim is technically true and popularly misheard. Corn syrup is a fermentation input. High fructose corn syrup is a sweetener people associate with soda and with everything they have been told to cut. Bud Light never says the second thing. The ad does not have to. The audience finishes the sentence, which is the trick, and also the exposure.
Two, the target is wrong. Light beer is not losing volume to other light beer. It is losing to wine, to spirits, to whatever else is sitting in the cooler, and to people simply drinking less of everything. A fight over adjuncts moves share around inside a shrinking room while giving everyone outside the room a fresh reason to stay out. Miller Lite got attention it did not pay for. The category got a doubt it did not need.
Three, the flank is open. Once the axis is ingredients, you have volunteered for the ingredient question yourself, and Bud Light is brewed with rice. You have also picked a fight with corn farmers, which is a strange choice for a company that spent decades buying goodwill in exactly that part of the country.
A fight over adjuncts moves share around inside a shrinking room while giving everyone outside the room a fresh reason to stay out.
The version I would have argued for is duller and better: say what is in your beer, say it in your own voice, never name the other guy. I have watched this from inside brand strategy rooms, and the attack ad always tests hot, because contrast is legible and legibility feels like strength. Then the guy from Pendleton says one sentence and the whole living room spends the third quarter talking about ingredient panels instead of beer.