I don't know if this will work or not but thought I'd give it a whirl ... prompted by a remark JP made in ... uh ... another thread. :P Idea: post a photo (screenshot) or gif from any Sherlock episode, everyone guesses what scene it is from. Cropped images permitted, but they should show enough to provide some clues. First person who guesses right posts the next photo, etc. Other rules apply as they occur to us. If you want to provide clues, put them in a spoiler box. (Spoiler instructions here.)
Put your answers in a spoiler box too, so other people can continue guessing if they want. If you need a source for the photos, there are "screencaps" here. It's extensive, but not complete, so google-fu will come in handy too. Here's the first one; what scene is it from? Clue 1:
Clue 2:
Clue 3: