When a childless couple buries a box with all of their wishes for an infant in their backyard, their wishes are granted. However, their child, Timothy Green, is not all that he appears.

Gilbert lives in Endora, a place where nothing happens. Aside from a secret affair with a housewife, Gilbert spends his days stocking shelves at a grocery store, caring for his mentally handicapped brother, and holding together a large family headed by Mama, a former beauty queen whose weight tops 500 pounds. But just when Gilbert thinks nothing with ever change, a pretty stranger arrives on the scene, capturing Gilbert's heart and inspiring him to...

Will is a good-looking, smooth-talking bachelor whose primary goal in life is to avoid any kind of responsibility. So he decides to invent an imaginary son in order to meet attractive single moms. Will gets a lesson about life from a bright but hopelessly geeky 12-year-old named Marcus. Now, as Will struggles to teach Marcus the art of being cool, Marcus teaches Will that you are never too cool to grow up.