A diptych featuring two illustrations of Terry Pratchett and Neil Gaiman. On the left, Terry Pratchett is depicted in a humorous pose, reclining with a glass of wine, wearing a suit and tie, and a hat. On the right, Neil Gaiman is shown in a similar pose, also reclining with a glass of wine, wearing a suit and tie, and a hat. Both illustrations are monochromatic, with the left side in black and white and the right side in grayscale. The background is a plain, dark color, and the text 'GOOD OMENS' is prominently displayed at