[Hiccup probably can't see it, but Impy is currently hiding behind Albert's legs, still peering at him curiously with his glittery diamond eyes.

Albert, meanwhile, has no time for sarcasm as he is shifting into DOCTOR MODE.]

Welcome back. Tell me what hurts and how long it's been hurting, if you can, and we'll try to get you fixed up. You pick something up on the road?

[As he checks for — yeah, that sure is a fever, all right.]