arredoval said: Not sure if monsters can get sick (like common colds) in your headcanon, but at least pretend for a moment that they can, and one or both of the brothers caught a mild cold. What do, Gaster.
babycharmander said: This is a sortof random thought but I was thinking of that comic where Sans and Papyrus steal Gaster's coat, and now I get the feeling that Gaster is the kind of person who (probably when he's stressed out) would be like "where are my glasses i have looked everywhere why can I nOT FIND THEM" and he's wearing a couple pairs on his head or something (or wondering where his cellphone is as he's holding it, etc)