Dan and Charlie are two best friends who, together, have built a successful marketing empire, but have somehow managed to avoid ever really grown up. Their lives have been turned upside down when they are charged with the care of seven-year-old twins while on the verge of a big business deal. The clueless bachelors stumble in their efforts, leading to one debacle after another, with a gorilla and some pecking penguins. Dan and Charlie learn as much from the kids as vice versa.