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

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.

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 ...

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

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

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 Sunny in Philadelphia," which has aired on FXX since 2013.

To sign up, head over to Hulu and be sure to click SIGN UP FOR HULU ONLY. It’ll bring you to Hulu’s subscription page; select the $9.99/month Hulu plan, create an account, and provide payment ...

Of course, Abbott almost definitely would have been renewed regardless of Always Sunny‘s influence. This isn’t the first ...

TV schedule really started off perfectly with a hilarious crossover of Abbott Elementary and It’s Always Sunny in ...

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

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.