Despite the timing of the arrival, he bites off half the biscuit anyway, just to punctuate the exchange. There's a satisfaction in this much like John telling him his deductions were amazing, except amplified and sweetened, and accompanied by a very pleasant reward.

The delivery boy who greets Molly seems a little bemused--not only does he have their food, he also presents her with a single white rose that he claims someone paid him a hundred quid to give her. Some funny thin bloke in a black car, very fancy suit.

When she comes back into the kitchen, Sherlock's polishing off his tea, still looking like a cat that's managed to get at several canaries.

"I hadn't picked up on the ballet thing, but it makes sense. Every so often it comes out in your movements."