It's the third instalment of Jeff Kinney's award winning Diary of a Wimpy Kid series, but will it be third time lucky for our hero, Greg Heffley?
It's not easy for me to think of ways to improve myself, because I'm pretty much one of the best people I know.
Greg's dad, Frank, is on a mission. A mission to make this wimpy kid... well, less wimpy.
All manner of 'manly' physical activities are planned, but Greg just about manages to find a way out of them. That is until military academy is mentioned, and Greg realises that he's going to have to come up with something very special to get out of this one...