It might be always sunny in Philadelphia, but that doesn't mean there aren't some clouds about to hit Abbott Elementary school. A major crossover event kicks off on Wednesday's episode of Abbott Elementary,

"Abbott Elementary" star Janelle James is schooling us on that "It's Always Sunny" crossover and unwinding with the help of "rich people" wellness.

Quinta Brunson talks about the inspiration behind Abbott Elementary and It's Always Sunny in Philadelphia's crossover episode, what it was like to have Philadelphia Eagles players making an appearance on Abbott Elementary and her Sesame Street appearance.

This is an actual puzzle that has fit together in a really great way,' says EP Justin Halpern of the comedy crossover.

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.

ABC is ready to get back to class with a new teaser for ;Abbott Elementary's upcoming crossover with 'It's Always Sunny in Philadelphia'.

The actor and Quinta Brunson described how the tones of the two sitcoms would mesh and teased which characters would be paired together.

After more than two decades of playing Charlie Kelly, Charlie Day‘s beloved It’s Always Sunny in Philadelphia character is finally changing for the better. That’s thanks to the good-hearted Abbott Elementary characters.