Abbott Elementary'-'Always Sunny' crossover episode in the works Oct. 4 (UPI) -- An "Abbott Elementary" and "Always Sunny" ...

Abbott Elementary has revealed an unexpected crossover with It's Always Sunny in Philadelphia.

I think we'll probably see more growth with her this season than we ever have before, more than any other character, which is ...

The crossover episode of It’s Always Sunny in Philadelphia and Abbott Elementary has been officially set and it’s been teased on social media posts by Abbott Elementary star/creator Quinta Brunson and ...

A surprise development that many fans had been calling for is finally happening: the hit shows Abbott Elementary and It's ...

Philadelphia-based sitcoms “Abbott Elementary” and “It's Always Sunny in Philadelphia” are planning a crossover.

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

“Season 4 of Abbott Elementary gets real sunny,” the post read. With it, a photo of Brunson posed like she should be on the cover of a hip-hop album with "It’s Always Sunny in Philadelphia" stars Rob ...

McElhenney and Abbott creator Quinta Brunson have been teasing a crossover episode for months now, causing quite the buzz ...