Here are some randomly selected joke topics
Doctors
Patient: Doctor, doctor. I keep thinking I'm a comedian.
Doctor: You must be joking.
Hired
Don't ask me I was hired for my looks.
Screaming
Dentist: Why are you screaming? I haven't started drilling yet.
Patient: I know, but you're standing on my foot.
Boring
I was going to tell you a joke about an electric drill, but it's too boring.
Lawyers
It was so cold last week that I saw several lawyers with their hands in their own pockets.
Physchiatrists
My physchiatrist told me I'm going crazy. I told him "If you don't mind I'd like a second opion. "He said "Alright .. you're ugly too."
Ham
Why did the ham go to the doctor?
To get cured.
Light Bulbs
How does an engineer change a light bulb?
As long as lighting levels are within operational parameters, he doesn't !
William Shakespeare
What do you get if you cross a play by William Shakespeare and some eggs?
Omelette.