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ABC and Quinta Brunson's Abbott Elementary is returning for Season 5 - and the crossover with It's Always Sunny in ...

It might be always sunny in Philadelphia, but that doesn't mean there aren't some clouds about to hit Abbott Elementary school. But Dennis isn't having it. "No, I don't think so," he says.

The "It's Always Sunny in Philadelphia" crew is headed to "Abbott Elementary" in the first of two crossover episodes.

The cast of It’s Always Sunny in Philadelphia made its ... Kaitlin Olson’s Dee and Glenn Howerton’s Dennis visiting Willard R. Abbott Elementary — and at odds with Quinta Brunson’s ...

Abbott Elementary EPs Halpern and Schumacker on the upcoming "Always Sunny" crossover episode, why we didn't get much Dennis, and more.

Abbott faculty finally meet in the first teaser for the long-awaited crossover episode between the two great Philly sitcoms, Abbott Elementary and It’s Always ... and Glenn Howerton’s Dennis ...

And this year, the network is making comedy history when the It’s Always Sunny in Philadelphia ... Olson), Mac (Rob McElhenney), and Dennis (Glenn Howerton). So when is Abbott Elementary on ...

The "Abbott Elementary" and "It's Alway Sunny in Philadelphia" crossover also marked a series high with more than 8 million ...

The highly anticipated crossover episode of “Abbott Elementary” and “It’s Always Sunny in Philadelphia” blends the raunchy, NSFW style of the FX show with the witty, family-friendly romp.