Ugh. Doctoring. One would think that, after more then a dozen years in John Watson's company, Holmes would have become more attuned to it. He hasn't.

Chase can hardly get out the end of her statement before Holmes is instantly shooting back her answer, "The culprit is, of course, letter 'E'." There's a moment's pause, before he gasps loudly and zealously. "Oh, that was quite nice, actually. Yes, I think I should have another."