This design features a rectangular bumper sticker with rounded corners. The sticker has a black background with white text. The text reads "WHY SO SERIOUS" in a bold, sans-serif font. The sticker appears to be designed for a vehicle, as indicated by the shape and the fact that it is a bumper sticker. The text is the main focus of the sticker, and it is positioned centrally. The style of the image is simple and graphic, with a clear and direct message.