Person # 2: I don't know, I don't think he's coming tonight.
Person # 1: He's such a fucking idiot, he's ruining it for me too, I swear he has shit for brains!"
Symptoms: Verbal diarrhea, poor decision making skills and acne.
Cure: There is no known cure, recommend quarantine from general populace.
Exhibit B: Everyone who voted for him.
Exhibit C: Most politicians.
Usage: Your alcoholic dad has shit for brains, you are a credit to the family.