A man goes to the pet store... And walks up to the shopkeep. ""I'd like to buy a dog please,"" the man said. ""Certainly sir, I think I have one you might like,"" replied the shopkeep. The shopkeep then leads the man through to a room separate from the rest of the shop, that's completely empty except for a dog sitting on a dog's bed. ""Hmm, nice looking dog there,"" the man says. ""Thanks mate, I always appreciate a compliment,"" says the dog. The man steps back in amazement. ""A talking dog, th…