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.

I cover every episode in my season review for It's Always Sunny in Philadelphia. Pelicans Suspend Star Zion Williamson 22 phenomenal character actors who never get the credit they deserve ...

Charlie learns to read, Dee impersonates Ben Franklin, and Frank fights raccoons. We don't quite know what's up with Dennis ...

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.

Charlie's inability to read was also brought from It's Always Sunny into the Abbott Elementary storyline. "This episode is every bit as important as every other episode in this season, as far as ...

there's a reason – one that will play out during the "Always Sunny" Season 17 episode. "Dennis is the key," Brunson teases, with McElhenney adding, "Yes. So when you see the 'Sunny' episode ...

Whether Charlie’s newfound literacy sticks in It’s Always Sunny in Philadelphia season 17 remains to be seen. He already struggled a bit at the end there differentiating between “Guest ...

there's a reason – one that will play out during the "Always Sunny" Season 17 episode. "Dennis is the key," Brunson teases, with McElhenney adding, "Yes. So when you see the 'Sunny' episode ...

The second half, where the Abbott Elementary teachers find their way to Paddy’s Pub, will air sometimes in 2025 during It’s Always Sunny In Philadelphia’s 17th season. The clip drew praise ...