Fans of both Doctor Who and Sherlock should always be pleased to see a top end mashup.
However this one has went a different, more musical route:
Check it out below:
Granted, a very strange meet-up but always good fun to see these two characters in the same frame. I can't say I'm one of these people that want to see a full season of it because I do like the Sherlock stand-alones too much and I think it could affect the credibility of subsequent seasons if they did a mash up. Unless, perhaps, it was a one-off that never gets spoken about after that.
But what do you think?