The third laugh-out-loud book in the bestselling phenomenon that is the Diary of a Wimpy Kid series 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 is mentioned & Greg realizes that he's going to have to come up with something very special to get out of this one