It's spooky season, which means it's about time to rewatch all of the Treehouse of Horror Simpsons episodes and try not to cry about the ever declining quality of our favorite cartoon. The Simpsons is such a cultural juggernaut at this point, it's hard to believe that there will ever be a time when it's not on the air. At the same time, as someone who hasn't watched a complete season since Season 10, it is similarly hard to believe that the show is still around. When you hear a description of a…