As of Jan. 9, the episode is available to stream on Hulu. The second crossover is expected to be an episode of "It's Always ...

Note: The following story contains spoilers from "Abbott Elementary" Season 4, Episode 9. When "Abbott Elementary" creator ...

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

The two sitcoms could hardly be more tonally different, but this week’s crossover episode of “Abbott” was relatively seamless ...

The star of the FX series also admits he was initially hesitant about the crossover concept as 'It's Always Sunny in ...

Originally, Danny DeVito and William Sanford Davis' characters were supposed to know each other from high school, with each ...

Here's some background and inside jokes to help fill in some of the gaps for viewers who don't watch both Philly-based shows.

Philly pride runs strong, even for celebrities. The Welcome to Wrexham creator and Bradley Cooper are not the only famous ...

Charlie learns to read, Dee impersonates Ben Franklin, and Frank fights raccoons. We don't quite know what's up with Dennis ...

When will the It’s Always Sunny in Philadelphia episode air? While we know for a fact that the Abbott Elementary episode of the two-part crossover event will occur on January 8, the exact date and ...

Abbott Elementary and It's Always Sunny deliver a hilarious crossover blending heartfelt humor with chaotic antics.

A new “Abbott Elementary” episode brings volunteers from “It’s Always Sunny in Philadelphia.” The crossover episode airs ...