A perfect example of two wrongs not making a right. Only to be used in extreme cases of absolute wrongness where the word wrong will never be strong enough. Originally used by nineteenth century English gentlemen who rejected both Sir Arthur Conan Doyle's use of a doctor as a sidekick to a drug addled mad man and organised religion that did not incorporate female nudity.
You're a pedophile nazi? That's so wrong, like wanking poetry or Christian Watson.
You spelled your mom's name wrong when writing a list of your past lovers? That's so Christian Watson.
Your dad bled to death after you sliced open his ballsack during his monthly shave? You couldn't be any more wrong if you were Christian Watson.