It's Always Sunny in Philadelphia (2005)

S18E7 Gilligan's Island: A Conspiracy Theorist's Paradise

Mac and Charlie get swept up in the mystery, determined to figure out why *Gilligan's Island* never reached 100 episodes. They throw themselves into the investigation wholeheartedly, fully buying into whatever theory they're chasing. The two dive deep, convinced there's a hidden explanation behind the show's short run.