Worst beer I've ever had -- which makes it pretty damned bad! -- is Beer 30 Light
It's made mostly from corn adjuncts, and therefore tastes much like bad soda (which is made from corn syrup)
As I imbibed this disgrace to beveragedom, I could hardly tell I was drinking beer. Afterwards, I had a Stroh's --yes, a Stroh's-- and it tasted like the nectar of the gods in comparison. Just sayin'