Difference jokes

What's the difference between a blonde and a computer?

You only have to put information into a computer once.

What's the difference between a lawyer and a bucket of manure?

The bucket.

How do you tell the difference between a violinist and a dog?

The dog knows when to stop scratching.

What's the difference between Princess Diana and Casper the ghost?

Casper can go through walls.

What is the difference between Bigfoot and an intelligent blonde?

There have actually been sightings of Bigfoot.