Gravedale High Episode 12 Goodbye Gravedale Episode Title:Goodbye Gravedale.Episode Description:As Schneider's class produces a class movie, Mr. Schneider receives an acceptance letter for a Midtown Prep School teaching position which he applied for prior to becoming a Gravedale teacher. Happy in his current position, he discards the letter, but his students find it. Thinking he is leaving and will use the class movie so that human students can make fun of them, the students turn against him, alienating him so that he does in fact leave Gravedale High to teach at Midtown Prep School. This causes Headmistress Crone to call in substitute teacher after substitute teacher until she can get a replacement. Eventually, the students miss Schneider and he misses them as well. He poses as a substitute teacher named Mr. Creepers. Upon learning the cause of discord, Max Schneider unmasks and everything returns to normal—for Gravedale.