"What's gray, eats fish" joke

What's gray, eats fish, and lives in Washington, D. C.?
The Presidential Seal.
What's green and loud?
A froghorn.
What's round and bad-tempered?
A vicious circle.
Where did the farmer take the pigs on Saturday afternoon?
He took them to a pignic.
Where do fortune tellers dance?
At the crystal ball.
Why did the doughnut shop close?
The owner got tired of the (w)hole business!