Halloween makes for good TV. But here's something we noticed: Many of our favorite Halloween-obsessed shows have a common address — ABC. The powers-that-be at the Alphabet Network seem a bit consumed with things that go bump in the night, so we did a little digging to confirm that this is not a new thing. In fact, ABC has been treating us with trick-or-treat themed episodes for more than 60 years, starting with the Ozzie and Harriet episode "The Halloween Party" way back in 1952.