And the REAL father of the child was, Longius Tongius Lickus Maximus....LOL.
Yes, that guy???
That Joseph wasn't exactly the sharpest pencil in the box.
It seems he wasn't. Poor guy!!
On the serious side everyone thinks along the lines of this meme. They also credit Mary with the invention of the line "with child by the Holy Spirit" in order to save herself. The simple truth is two fold.
People in every era have had a baby in the works before the marriage ceremony. The "mystery" of the Virgin Birth is that there was none. Birth, yes. Virgin, no.