A friend of mine made this pun the other day, and as a lover of bad puns I thought it was hilarious, so I decided to draw a picture. A lemon tree? Get it???
Title: A Lemon Tree, My Dear Watson
Characters: Sherlock, John
Rating: G
Contains: Silliness
ETA: A quick Google search assures me that I am not the first person to use this pun, or even the first person to draw it. Can't say that I'm too surprised. Oh internet, what haven't you thought of?
ETA 2: Here's an icon for anyone who wants it: