[He's expecting to see something horrendous, something worth having a fit over, and is surprised when what he sees is not really something he expects to be the source of any sort of irritation.]

...A question mark? [He turns to Alice?, quirking an eyebrow.]

It means something to you, obviously. [He says, plainly, like it's just fact.] I can't say I've seen a name with a question mark, before.