If Mary dies I'm going to sit in the corner wearing a tin foil hat saying,"well, maybe if I replay it, it'll end differently." << Omg when I read 'mary dies' I thought: Wait, that already happened. Turns out I was thinking about the wrong fandom.
I love Mary, but I don't trust this fandom any farther then I can throw it and I love this moment.but Mary has devil horns in this. There is also the Cam sending his regards at the wedding (initials for Charles Augustus Magnussen?
A theory on the one unexplained thing in A Study in Pink: did Sherlock pick the right bottle? Quite interesting and clever. I am also a big fan of the theory that the poison was in the water with which the cabbie usually took the pill.