Trivia: Adam Sandler was paid by the old lady with a meatball, which is the name of his dog.
Continuity mistake: When Robbie and Julia are making their friend the limo driver run through the obstacle course to prove his driving ability, you can clearly see both right-side hubcaps come off the car. Then, just a few seconds later, the hubcaps are back on the limo.
Chosen answer: How his parents died is never mentioned.