Everything pertaining to getting and eating that milkshake? Perfectly normal, perhaps somewhat incongruous to the way Alastor... was, in general. Perfectly polite to the person taking his order, and perfectly neat when enjoying the drink itself, if not almost to an obscene degree. Meticulous and clean, napkins at the ready. There was no need to get sloppy.

"Not usually one for public drinking, my friend, just a night cap now and then." Which didn't rule out drinking. Just not here!

He nudged at one of the knots with a long, sharpened claw, clearly interested in the idea of it.

"Well, I don't see why I can't have a little fun over here! Why not? Gimme some cherries, Loki, lets see what I got."