Justin Spitzer

Justin Spitzer '(born April 16, 1995)' is a student that presumably attends Westmore Middle School, in Greg Heffley's year. He attended the Lock-In, and was a mole, telling teachers where the kids hid their junk food during it & being payed off with the kids junk food. Personality

In the book Dog Days Justin does appear to be hypocritical in order to get what he wants.