ABC's "Abbott Elementary" and FX's "It's Always Sunny in Philadelphia" are indeed plotting a crossover episode.

Fans of ‘Abbott Elementary’ and ‘It’s Always Sunny in Philadelphia’ are finally getting the crossover episode they’ve desired ...

The two Philadelphia-based worlds will combine in a unique crossover episode next year. Abbott Elementary and It’s Always ...

Abbott Elementary is crossing paths with It’s Always Sunny in Philadelphia. The creative minds behind the two comedy series ...

In a recent Instagram post, creator and star of Abbott Elementary Quinta Brunson posed with It's Always Sunny in Philadelphia ...

The rumored "Abbott Elementary" and "It's Always Sunny in Philadelphia" crossover episode appears to be happening ...

Oct. 4 (UPI) -- An Abbott Elementary and Always Sunny in Philadelphia crossover episode is in the works. Sunny creator and ...

Philadelphia-based shows "Abbot Elementary" and "It's Always Sunny in Philadelphia" teased a crossover episode on social ...

“Abbott Elementary” star and creator, Quinta Brunson, and “It’s Always Sunny in Philadelphia” star and co-creator. Rob ...

On Instagram, Quinta Brunson appeared to tease a crossover episode between the two Philly-centered sitcoms. And Philly is ...