The heartwarming and unforgettable story of a family and the wondrously neurotic dog who taught them what really matters in life. Now with photos and new material Is it possible for humans to discover the key to happiness through a bigger-than-life, bad-boy dog? Just ask the Grogans. John and Jenny were just beginning their life together. They were young and in love, with not a care in the world. Then they brought home Marley, a wiggly yellow fur ball of a puppy. Life would never be the same. Marley grew into a barreling, ninety-seven-pound stream roller of a Labrador retriever. He crashed through screen doors, gouged through drywall, and stole women's undergarments.