Lozrocks disease
(n.)- A disease causing the inability to understand, enjoy, or view GOOD music positively
Person 1: "Pierce the Veil, Sleeping with Sirens, and Black Veil Brides sucks."
Person 2: "Are you being serious? You must have Lozrocks disease."
Person 2: "Are you being serious? You must have Lozrocks disease."