Aside from his wonderful voice, Seal is recognizable by his facial scars. For a long time, fans wondered what caused them, and seal never let on what it might be...until one day. They're a result of a disorder called Discoid Lupus Erythematosus (or "butterfly rash), an autoimmune disease that shows up in the skin, specifically on the nose and cheeks.
Stephen Colbert is one of the funniest late-night hosts on TV, so while laughing, you might have missed his little known body feature. He has a protruding ear as a result of a botched surgery. See, he's deaf in his right ear. The surgery was supposed to help regain that sense, but instead, the doctors forever damaged the inner eardrum...