Numerous benefits come with becoming older. You don't have to eat dinner with your brothers, and you are free to live alone. Greg Heffley believes this to be the case, at least. Growing up involves a lot more than people realise. such as difficult adjustments, boy/girl dances, and added responsibility. He is also being forced to attend his uncle's FIFTH wedding while battling with his closest friend Rowley on top of everything else. There must be more to growing up than THIS, right?