Stream the It's Always Sunny in Philadelphia and Abbott Elementary crossover episode on platforms like Hulu, DirecTV Stream, Fubo TV, and Sling TV.

On Wednesday, you have not one, but two hilarious reasons to turn on your TV, as the casts of It's Always Sunny in Philadelphia and Abbott Elementary will deliver their highly anticipated first crossover episode.

A crossover television event is always a thrilling prospect—not one, but two of your favorite shows coming together as one? There have been plenty of surprising combinations throughout the years: The Jetsons met The Flinstones,