Martinez Julian 🌹🌻Milo, Zack, and Melissa go into the school after hours after Melissa forgets to bring her math book home from one of the classrooms, and while along the way to find the missing book, both Milo and Melissa mention a janitor who is deemed as "The Great Key Keeper" in "The Math Book", premiered 9 Years Ago on this day.
Season and Episode No.: Season 1, Episode 21
Release Date: March 21, 2017
