So, he’s just realized that the man that he’s been in in love with for some time now (without realizing it) has been in love with him for the entire duration of their friendship, but he’s now unable to do a thing about it and is instead obligated to play the music for the first dance of said man’s wedding to someone else.

If only there were a way to visually express just how much hell Sherlock is actually in during this scene. Oh, wait—