“It’s Always Sunny in Philadelphia" finally saw The ... Charlie Kelly, played by Charlie Day, steals the show, with an assist from Colm Meaney, who plays Shelley Kelly. A running gag on ...
It’s Always Sunny in Philadelphia and Abbott Elementary ... which includes Danny DeVito, Charlie Day, Rob McElhenney, Kaitlin Olson, and Glenn Howerton, will appear in this crossover episode.