Dentist: "How did you lose your three teeth?"
Patient: "My wife prepared the pancakes and they were very hard to eat."
Dentist: "Then you could have refused to eat them."
Patient: "I did refused to eat them. Hence, I lost my three teeth."
Client: Doctor, how much you charge for visiting a patient's house?
Doctor: I charge $50.
The doctor and client drove to the client's house in the former's car. The doctor didn't find any patient and asked, "Where's the patient?"
The client replied, "Well, there's no patient here doc. The taxi fare to my house was $75. I just needed a ride home. Here's your $50. Thank you."