American and England are nations of dog lovers. People relate to their animals almost more than they relate to other human beings. Suddenly, I saw Wallace as this man who has a dog. But the joke is that the dog is far more intelligent than the man. The dog is the brains of their little operation.
In many ways, I thought of them as an elderly couple, ... They're inseparable, they live in each other's pockets. There's a kind of love-hate relationship, but they'll always look out for each other at the end of the day.