A middle-aged man came up to my vendor's booth, wanting to know if I had seen any 64.5 fastbacks in the show field. I replied that fastbacks came out in September, 1964, but were the true 65 model year. He insisted that all 3 body styles were available in the 64.5 model.
What was the saying about arguing with a pig? You'll never win and all you do is get muddy in the process...