Quote: "I wanna set the record straight. I thought the cop was a prostitute." Homer Simpson.
Figure of Speech: dicaeologia (die kay oh LOW gia), the figure of excuse.
The dicaeologia (Greek for "a plea in defense") offers a compelling excuse in the briefest possible space. It's best to plead necessity. But in Homer's case, we'll accept confusion.
Snappy Answer: "Oh, that explains everything."