Here are some randomly selected joke topics
Dog
Mary: Our dog is just like one of the family.
Jane: Yes. I can see the resemblance.
History
Why is history just like a fruit cake?
Because it's full of dates.
Lawyers
Why did the lawyer cross the road?
To get to the car accident on the other side.
Light Bulbs
How many Microsoft engineers does it take to screw in a light bulb?
None. They just define darkness as an industry standard.
Light Bulbs
How many light bulbs does it take to change a light bulb?
Two, the old one and the new one.
Getting Old
You know you're getting old when your back goes out more than you do.
Brightest
He's not the brightest bulb on the Christmas tree.
Amnesia
Patient: I Think I've got amnesia.
Doctor: Okay, then I will ask for my fee in advance.
Open
Knock, knock.
Who's there?
Adair.
Adair who?
Adair you to open this door.