Harry Hill on Dog Enthusiasm
Why do dogs always race to the door when the doorbell rings? It’s hardly ever for them.
A gnome is in the garden busily destroying some bushes when a house cat appears. "What are you?" asks the cat.
"A gnome," comes the reply. "I steal food from humans, I kill their plants, I make annoying music at night to drive them crazy, and I love mischief. And what, may I ask, are you?"
The cat replies, "Um, I'm a gnome."