* Just how did Jimmy figure out where the warp zone was?
** Some viewers have speculated that he might be psychic. Then again:
** FridgeBrilliance: ''VideoGame/SuperMarioBros1'' game had a similar warp zone.

* Jimmy, implied to have no video game experience, dominates early on with VideoGame/DoubleDragon and VideoGame/NinjaGaiden. Later on in the movie, Sam, also implied to have no video game experience, is seen playing VideoGame/TeenageMutantNinjaTurtles, mentioning he made it to level 3, and later on has made it a good deal through VideoGame/ZeldaIITheAdventureOfLink (judging from both the sound effects, and Sam mentioning a "Magic Key"). Kicking ass at video games is in the Woods' blood.
* If the family was driving back to Utah from LA, why did they [[spoiler:drive past the Cabazon Dinosaurs outside of Palm Springs, which are nowhere near I-15?]]