Come on in and sit down. I wanna talk to you about trains for a minute. It's fine, you're not in trouble, I just -- no, you know what, yes, you are in trouble, kind of. Do you remember the first-ever Treehouse of Horror episode on The Simpsons back in Season Two? The one that spoofed the classic Twilight Zone episode "To Serve Man," where Kang and Kodos abduct the Simpsons and Lisa finds a cookbook called How…