Here are some randomly selected joke topics
Scottish
How did the Scottish dog feel when it saw the Loch Ness monster?
Terrier-fied.
Frogs
What happens when you drink Frognog?
You croak.
Cow
what do you get if you cross a cow with a mule?
Milk with a kick to it.
Chickens
What do you call a chicken in a shell suit?
An egg.
Dogs
What type of dogs are always welcome at football games?
Hot dogs.
Fool
You can fool some of the people all of the time, and all of the people some of the time,
but you can make a fool of yourself anytime.
Sewers
Did you hear about this guy who lived right next door to a sewer and killed himself?
The coroner said it was sewercide.
Students
How many Princeton students does it take to change a light bulb?
Two, one to mix the martinis and one to call the electrician.
Cows
What do you get from a cow that has lost it's memory?
Milk of amnesia.