As the Season 13 premiere showed, the FXX comedy isn't ready for change. "Everything is in its right place as the credits roll on the premiere of Season 13—nothing has changed, and no one has learned anything," says Andrew Gruttadaro. "For 12 seasons, that has been the unifying theory of It’s Always Sunny in Philadelphia. These are characters who have failed to sell gasoline door-to-door … twice; characters who have gotten addicted to crack multiple times. This is a show that has repeatedly thumbed its nose at the notion that it’d have to eventually mature, with Charlie once singing 'Go f*ck yourselves' while high on spray paint fumes. For years, Always Sunny has violently resisted growth and change. Why start embracing it now?