I remember a bit from one of my favorite comedians, Eddie Murphy, in his video titled Raw. Without getting nearly as graphic as Eddie or being nearly as funny, I will paraphrase the joke: he talks about how a woman gets to be so enamored with a man that she can catch him in bed with another woman "butt-naked," then storm out of the room. When she confronts the man the next day, he would simply deny it. Then after a few back-and-forths, the woman would say "maybe it wasn’t you." Although written . . . See the complete description at Logically Fallacious