It was RobMcElhenney who first let it slip — via social media — that a long-rumored crossover between “Abbott Elementary” and “It’s Always Sunny in Philadelphia” was in the works.
Well, McElhenney caught wind of the story and reposted it on Twitter/X, adding that "a lot of you are saying this feels like an episode of 'Sunny,' but to me, it feels more like an [Always Sunny ...