It’s always busy for the It’s Always Sunny in Philadelphia cast.

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

The It's Always Sunny in Philadelphia half of the Abbott Elementary crossover is set to premiere in June, Rob McElhenney ...

The Gang' cleaned up its act when it appeared on the ABC sitcom. But Rob McElhenney says the 'Abbott' teachers will curse and ...

Kevin Winter/Getty Danny DeVito is overjoyed to be a grandfather and teach his kids lessons about parenthood. In a recent ...

Danny DeVito won an Emmy Award for his portrayal of cantankerous cab dispatcher Louie De Palma on “Taxi,” but it might not ...

The "It's Always Sunny in Philadelphia" crew is headed to "Abbott Elementary" in the first of two crossover episodes.

Quinta Brunson and Rob McElhenney explain how the 'Abbott Elementary' and 'It's Always Sunny in Philadelphia ... Although Brunson said that Danny DeVito‘s Frank Reynolds was “just fun to ...

Okay, so let's kick things off with a "who's who" look at our major players tonight: FXX's "It's Always Sunny in Philadelphia ... Dee Reynolds), and Danny DeVito (Frank Reynolds) ABC's "Abbott ...

“Once I found out it was Always Sunny, I was excited because I love those characters, but I really was excited that I was gonna work with Danny DeVito,” Davis gushes. But who is the ultimate ...