The beauty of an early reveal. This definition builds on the second big idea in Josh Friedman's famous blog post: Friedman loved the movie title because it didn't hide what the movie was all about. SoaP happens whenever you give away the big secret, the grand idea, early on. SoaP happens when you just tell it like it is.
Executive Producer A: I was thinking of calling the show 'The Rockford Files.'
Executive Producer B: But wouldn't it be about a bijillion times better if we called it 'Drunk, middle-aged PI living in a trailer on the beach?' That would be totally Snakes on a Plane!