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

Here's a look at our real-time thoughts on tonight's crossover between FXX's It's Always Sunny in Philadelphia and ABC's Abbott Elementary.

The call was made back in 2013 to move It's Always Sunny in Philadelphia to FXX. Here's why The Gang should be honored with a return to FX.

After more than two decades of playing Charlie Kelly, Charlie Day‘s beloved It’s Always Sunny in Philadelphia character is finally changing for the better. That’s thanks to the good-hearted Abbott ...

Charlie Day appears in a good amount of the photos ... If you look closely, Rob McElhenney, Kaitlin Olson, Glenn Howerton, and Danny DeVito are all wearing the same visitor badge around their ...

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

A major crossover event kicks off on Wednesday's episode of Abbott Elementary, as the "Gang" of Its Always Sunny in Philadelphia shows up at the school for a week of volunteering. Entertainment Weekly ...