The Abbott Elementary & It's Always Sunny In Philadelphia crossover had some ridiculous rivalries, but Charlie got a surprisingly uplifting subplot.

TV schedule really started off perfectly with a hilarious crossover of Abbott Elementary and It’s Always Sunny in Philadelphia. However, while most characters from both ...

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.

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

The highly anticipated crossover episode between Abbott Elementary and It's Always Sunny in Philadelphia is almost here and PEOPLE has the exclusive first look!

to cross paths with Frank (Danny DeVito), Charlie (Charlie Day), Dee (Kaitlin Olson), Mac (Rob McElhenney), and Dennis (Glenn Howerton). So when does Abbott Elementary return with new episodes on ABC?

cross paths with Frank (Danny DeVito), Charlie (Charlie Day), Dee (Kaitlin Olson), Mac (Rob McElhenney), and Dennis (Glenn Howerton). So when is Abbott Elementary on tonight? What time does the ...

The anticipation for Abbott Elementary and It’s Always Sunny crossover episode has been building up among the fans of both shows for months, and Part 1 of it is finally here. Aired as Season 4 Episode ...

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

The crew is mostly happy to be there, until Dennis (Glenn Howerton) notices the cameras filming them ... and Danny DeVito on 'Abbott Elementary' But Dennis isn't having it. "No, I don't think so," he ...