John and Jenny were young and deeply in love, with a perfect little house and not a care in the world. Then they brought home Marley, a wiggly yellow furball of a puppy. Life would never be the same.

Marley quickly grew into an uncontrollable ninety-seven-pound steamroller of a Labrador retriever. Expelled from obedience school, even the tranquillisers prescribed by the vet couldn't stop him.

Yet through the chaos and the hilarity, he won hearts and remained a steadfast model of devotion to his family, even when they were at their wits' end. Unconditional love, they would learn, comes in many forms.