A man with a glass eye is here to see you
Nurse: Doctor, there is a man in the waiting room with a glass eye named Brown.

Doctor: What does he call his other eye?

A little change
The patient shook his doctor's hand in gratitude and said:"Since we are the best of friends, I would not want to insult you by offering payment. But I would like for you to know that I had mentioned you in my will.""That is very kind of you," said the doctor emotionally, and then added, "Can I see that prescription I just gave you? I'd like to make a little change..."