The Happiest Haunting on Earth Explore highlights, dates and pricing for Mickey's Not-So-Scary Halloween Party. Halloween… with a Disney Twist! The witching hour’s almost here, so get your favorite costume ready for Mickey’s Not-So-Scary Halloween Party, a separately ticketed event in Magic Kingdom park! Back again in 2018, it’s the happiest haunting on Earth! Don’t miss your chance to collect candies, sweets and frightfully delightful treats—all while the park hosts grim grinning ghosts, eerie entertainment and Disney Characters that go…