In the episode that starts with the sorority girls coming over, the group name is delta feta zeta which would be DFZ. However in a joke it is referred to as ditz DTZ
Cody says "the mighty jalapeño", then takes a pepper from the bowl and eats it. However, the bowl is filled with pepperoncinis, not jalapeños. Pepperoncinis are not hot, so an actor can easily eat one, but they are much lighter in color than jalapeños and shaped differently.