We all know that Sherlock lives at 221B Baker Street and a highly functioning sociopath, but what about the easter eggs most viewers don't spot? What about the events of season one, do you still remember them perfect?
Take our quiz to deduce how much of a Sherlock fan you truly are, and try not to be distracted by the many, many Benedict Cumberbatch pictures we've included...
How did you do? Share your results with us @sofeminineUK!
This quiz was written by Emmy Griffiths. Tweet her @emmyfg!
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