MIND CONTROL IS A MUTHA
Did you notice he seemed confused at the idea that he did not have pants on?
Almost like those strange dreams one has of being naked on the street or somehow becoming naked while in public and wondering how it happened?
Steve looks down as though he wasn't aware that he was naked when asked DUDE...WHERE ARE YOUR PANTS?
Someone is experimenting on him...Does he see a "shrink"? That quack has cracked his mind.