Here are some randomly selected joke topics beginning with the letter 'C'
Consultants
A consultant is a person who borrows your watch, tells you what time it
is, pockets the watch, and sends you a bill for it.
Consultants
Shall we bring in a consultant, or shall we screw it up ourselves?
Consideration
Twelve year old's essay on 'what would you do to try and encourage motorists to show more consideration for others?': 'I would drive a police car.'
Convert
Did you hear about the angry inch-worm?
He was angry because he was told he had to convert to the metric system.
Consultants
How many consultants does it take to change a light bulb?
We don't know. They never get past the feasibility study.
Convicts
What do you call a convict who dresses up as a clown?
Silicon.
Contact lenses
What type of dog wears contact lenses?
A cock-eyed spaniel.