Janine must rethink her lesson plans after her class performs poorly on a practice test in a new episode of "Abbot Elementary."

In 2024, 9-1-1 and The Bachelor memorably joined forces for the most dramatic emergency in Bachelor Nation history. And this year, the network is making comedy history when the It’s Always Sunny in Philadelphia gang crashes Abbott Elementary for an unforgettable crossover episode.

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 9 of the ABC series,

Episode 10 of season four of “Abbott Elementary” is called “Testing.” “Abbott Elementary” airs at 8:30 p.m. Wednesday, Jan. 15, 2025, on ABC.

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

"Abbott Elementary" is airing the 9th episode of its 4th season on Wednesday, Jan. 8 at 9:30 p.m. The episode will be a crossover with "It's Always Sunny in Philadelphia." There are several ways to watch with a free live stream.

Don’t miss the unexpected twist when Ava announces that a group of volunteers from the school district will be coming to lend a hand at Abbott Elementary.

Abbott Elementary season 4 episode 10 will air a little later tonight on ABC due to President Joe Biden's farewell address. Get the new release time for this week and a look at what to expect.