[Erskine certainly looks a little surprised to see Skulduggery on the screen. Some of the surprise is tempered by fatigue, of course, but it's not the dark-circles-under-the-eyes kind of fatigue. Just keeping busy.

An eyebrow arches.]

Does it rattle your bones when you pat yourself on the back like that?

[It's... far from malicious, actually. He can't count the number of times he's asked Skulduggery this same question over the years. Usually when Skulduggery makes some kind of amazing discovery out of seemingly thin air.

At the question about the letter his eyebrows crinkle.]

I... don't think so? I can check at the desk. Why?