The show was ordered straight-to-series without going through the pilot process.
Cameron Boyce and Sophie Reynolds are best friends in real life.
The outside/establishing shots for Mondale High School are Burbank High School, which was also used for outdoor shots in Victorious.
The outside view of the restaurant "Billy the Squid" is actually Joe's Crab Shack, located in City of Industry, CA.
The vast majority of games and merchandise mentioned or seen throughout the series are fake, possibly due to rights issues. The only exception is the Yo-Kai Watch merchandise that can be seen on the game store's counter in season two. Disney XD also airs Yo-Kai Watch episodes.