A dentist was about to leave his office with his golf bag on his shoulder, when the phone rang.
“Doctor,” the caller said, “I have a terrible toothache. Can I stop by your office in a few minutes?”
“Sorry,” replied the dentist, “but I have a previous appointment to fill eighteen cavities this afternoon.”
A man walks into a dentist office for his third filling that week. He goes into the examination room, sits back in the chair, and waits for the dentist to come in.
She walks through the door and before she begins, she says, "You know the drill."