This is from Michael Rogers and posted on the groaners list serv. It is a clever variant on an old theme. The author is not known.

A young woman, extraordinarily attractive in personality, character and presentation, was suffering from a illness that made her lips cracked and sore. The slightest movement of her mouth caused pain and embarrassment. Her condition, though not cured, was somewhat relieved by the application of a prescription medication from her physician. The instructions on the … Read the rest...