Rottie, you have captured what I call The Look . I conveys utter disbelief and contempt for some action or more likely inaction on the part of one's person. It is given on a number of occations on a daily basis. Some might refer to it as staring daggers. It is unblinking and held for a considerable length of time.

"You intend to leave the house without fixing me my krunchies? I don't think so!"