Production code is 313.
Although "Jeepers, Creepers, Where Is Peepers?" and "Go, Dexter Family, Go!" aired on July 12, 2002, they were actually made in 2001 according to the credits. They are also the final Season 3 episodes to be made in 2001, Cartoon Network aired this episodes prior these ones "Scare Tactics", "A Mom Cartoon" and "My Dad vs. Your Dad", causing a continuity error in the American broadcast.