Addlepated. I had to look it up. I like it.
Or this might have happened to George Westinghouse, founder of the technology company of the same name.
Sorry - yes, I made a C in history. But hey, most of it happened long before I was born.
stupid and confused; "blathering like the addlepated nincompoop that you are"; "a confused puddingheaded, muddleheaded fellow"- Isaac Sterne