Whatever you do, don't ask Greg Heffley how he spent his summer vacation,
because he definetly doesen't want to talk about this. As Greg enters the new
school year, he's eager to put the past three months behind him? and one even it
particular. Unfortuately for Greg, his older brother, Rodrick, knows all about
the incident Greg wants to keep under wraps. But secrets have a way of getting
out? especially when a diary is involved.