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 ...

The highly anticipated crossover episode of “Abbott Elementary” and “It’s Always Sunny in Philadelphia” blends the raunchy, ...

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.

Always the optimist, Jacob muses about how much he loves the city he lives in, stating that it’s always sunny in… well, you get it.

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

Lisa Kudrow revealed during an interview on “The Drew Barrymore Show” (via People) that she recently discovered a note the ...

The idea for the crossover was conceived by It’s Always Sunny creator and star Rob McElhenney and Abbott creator and star Quinta Brunson, who was asked to name the greatest rapper of all time for ...

If you were into British pop music in the 1990s, you probably know well the boy band hits and solo anthems of one Robbie Williams. Seeing him as a chimpanzee might be a shock.

A funny, faithful ‘Abbott/Sunny’ crossover episode In the most Philly moment on TV this — or any – season, the crew from ...

The gang from "It's Always Sunny in Philadelphia" isn't known for being charitable. The selfish, hilariously unhinged dive bar group probably shouldn't be anywhere near a school building, ...