[ John sighs and leans back against the tree trunk, bouncing from foot to foot, a little anxiously and looking a little guilty, though the colour on Sherlock's cheeks makes him laugh a little. ]

I didn't mean it like that. Don't be like that. I don't want you to... not. Not really, anyway. I just wasn't expecting it. I like it. But we have a problem to solve. Well, a couple of them, really. [ He drops his hands to Sherlock's pockets and pulls him closer. ] We need to either figure out what's going on with this mistletoe... or we need to figure out what to do with me now that I am worked up. And whose fault might that be, I wonder?