She smiles and hugs him back, meeting the headbutt, as one familiar to the habit. "Oh, I'll never<em>know</em>the difference. It's just a daunting prospect, knowing that the me, here, now, won't be the one you meet again. Nor will you ever, really, remember this... I think. Gammon said it's one of the things that even the Inevitables aren't entirely clear on, since points like this happen so rarely, and when they do, time travel is rarely involved, and..." She trails off with a slight chuckle, nuzzling against him warmly. "I'm just going to slip out, and recall in a quieter place. No sense in alarming everyone."<br/><br/>Her mental reply is as simple as it likely is frustrating.<em>What's 'normal' around you?</em>