"Hi... I'm Arthur... Arthur Fleck. I'm 34. Uh, I... sometimes, I laugh. A lot. But it's not, um... I'm not trying to. It's just..." you can visibly see him struggling his laughter makes it hard to speak while laughing hands over card ** Front of the Card: 'Forgive my laughter. I have a condition (more on back)'

Back of the Card (in small writing): 'It's a medical condition causing sudden, frequent, uncontrollable laughter that doesn’t match how you feel. It can happen in people with a brain injury or certain neurological conditions.'