Abbott Elementary” fans, you’ve never seen sweet and innocent school teacher Janine Teagues like this. But on Wednesday’s Season 17 premiere of “It’s Always Sunny in Philadelphia,” Janine — and much of the rest of the show’s cast,

Season 17, Episode 1 of FX's "It's Always Sunny in Philadelphia," marks part two of its crossover event with ABC's "Abbott Elementary."

The long-running TV comedy series, “It’s Always Sunny in Philadelphia,” returns Wednesday, July 9 at 9 p.m. ET on FXX.