Permanent
Dave: Did you hear that Fred has got a job at the bowling alley?
Joe: What tenpin?
Dave: No, it's a permanent job.
Elephants
What is big, grey and far too dangerous to appear in a circus?
An elephant with a machine gun.
Rabbits
What do you call a rabbit who has fleas?
Bugs Bunny.
Blondes
Did you hear about the blonde housewife who was mad at her husband because he was out shooting craps, and she didn't know how to cook them?
Eating
What happens if you eat Christmas decorations?
You get tinselitis.
Roads
Which roads are always very angry?
Crossroads.
Dogs
What would it be called if Fairbanks, Alaska, passed a law outlawing all dogs?
Dogless Fairbanks!
Schools
Did you hear about the high-class private school where all the pupils were very smelly?
Only filthy rich kids were allowed to go there.
Parrots
What do you call a parrot when it has dried itself after taking a bath?
Polly unsaturated.