[It isn't until Steven catches sight of the casual shirt, as well as Beck's somewhat messier hair, that realizes stopping by without warning is actually a very rude thing to do. He feels bad for a split second, then some of his Neph sensibilities spring in to feed him the equivalent of 'you know what else is rude? Fooling the entire world, destroying Tower Bridge and killing innocent people'. Now he's even more conflicted. And flustered. And a whole lot of other things that lead to a desperate attempt to keep control of the situation.]

Ah- I- Yep. Yeah, no, I know where the kitchen is. Sorry. I should've- You said whenever, so I didn't think... [He takes one step forward, then takes it back, shaking his head.] I can come back later. I should come back.

[And with that, he turns to leave.]