It was revealed this week that this season's 'Abbott Elementary' will feature a crossover episode with 'It's Always Sunny in Philadelphia.'

Abbott Elementary’s Quinta Brunson has shared new details about the upcoming It’s Always Sunny in Philadelphia crossover episode. Earlier this month, it was officially announced that Abbott Elementary Season 4 will feature a crossover episode with It’s Always Sunny in Philadelphia.

“Abbott Elementary” star and creator, Quinta Brunson, and “It’s Always Sunny in Philadelphia” star and co-creator. Rob McElhenney, both shared news they’re collaborating on a crossover episode on social media.

The creator-star of the hit ABC sitcom also teases what season four's future holds for her Janine and Gregory (Tyler James Williams), and reveals the one Philly celeb she hasn’t asked to guest star.

The Gang is making a trip to Abbott Elementary. The ABC series will crossover with FX’s It’s Always Sunny in Philadelphia for Season 4. Rob McElhenney, Danny Devito and Charlie Day will appear in the episode, as confirmed by a photo posted on social media Thursday.

In a recent Instagram post, creator and star of Abbott Elementary Quinta Brunson posed with It's Always Sunny in Philadelphia stars Rob McElhenney and Charlie Day. The caption reads: "Season 4 of Abbott Elementary gets real Sunny ."

ABC's "Abbott Elementary" and FX's "It's Always Sunny in Philadelphia" are indeed plotting a crossover episode.

Quinta Brunson thinks a closer look should be given to shows nominated in the Emmys' comedy categories. Brunson's hit ABC sitcom, Abbott Elementary, was nominated in multiple categories at the 76th Primetime Emmy Awards (which were held last month),