Like the funny pictures section, how could this be a proper humour site without a huge database of jokes? It couldn't, so here's a huge database of jokes...
"Are you sure?" Ann asked with tears in her eyes. "Isn't there anything else you can do for Fluffy?"
The vet replied, "Well, there is one more thing we could try."
He disappeared in the back room for a second and came back carrying a cat in his arms. He put the cat on the table next to the dog. The cat sniffed the dog from head to toe, jumped off the table and ran back into the other room.
"Well, that confirms it," the vet announced. "Your dog is dead."
"How much do I owe you?" Ann sighed.
"That will be $250," the vet replied.
"What?" Ann yelled. "What did you do that cost $250?"
"Well," the vet replied, "it's $50 for the office visit and $200 for the cat scan."