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

Charlie Kelly can finally read this sentence. Probably. In Wednesday night’s Abbott Elementary and It’s Always Sunny in Philadelphia crossover episode, Charlie Day‘s lovable idiot from the ...

The star of the FX series also admits he was initially hesitant about the crossover concept as 'It's Always Sunny in Philadelphia' heads into its 17th season.

After much anticipation, the unlikely meeting of the two worlds unfolded on Wednesday's installment of "Abbott Elementary." ...

Back in early November, Ralph shared that her kindergarten teacher, Barbara, would be spending some quality time with Day's Charlie. "But you want to know what? I had no idea those were criminals.

Mr. Johnson and Frank's rivalry is based on absolutely nothing, and that's what makes the Abbot Elementary and It's Always ...

Could Charlie have a job at Abbott Elementary? While that could be possible, the more likely answer is Charlie is one of the many volunteers that are coming to help out the Philadelphian school.

The cast of "It's Always Sunny in Philadelphia" will appear on "Abbott Elementary" tonight. Here's how to watch, when it airs and what to know about the crossover.

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 ...

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.

Claim a square if the gang speaks to the camera crew, pitches a horrible business idea or scars a student for life.