sentences:  His last appearances as a recurring character were in the fourth season, and he returned once more, along with Joey, for the graduation episode in season 5.During the series' second and third seasons, Joey "The Rat" Epstein (Blake Sennett) is Harley Keiner's other "lackey", also antagonizing both Shawn and Cory.Joey's exact purpose in the bully entourage is never really explained.