The WTF Movie: Blunted by familiarity, maybe, but consider that this is a film about a tornado whisking a girl to a world populated by witches and Munchkins, where her best friends are a scarecrow, a tin man and a talking lion. At the very least, it's a 'What The Heck?' movie.
Drop Your Popcorn Moment: The Wicked Witch of the West sends her army after Dorothy. An army of FLYING MONKEYS.