The shirt reads: “Types of headaches” — Migraine, Hypertension, Stress, and Wanting to speak to the manager.
It is laid out exactly like the diagram in a doctor’s waiting room: four heads in profile, red shading over the affected region. The first three are real. The fourth is a haircut.
For everyone who has worked a shift behind a counter, a returns desk, or a phone line, and can identify the walk from across the shop floor. Retail and hospitality staff tend to recognise this one before they have finished reading it. A reliable leaving present for someone escaping customer service.
