InSeason16,it’sachallengeforRonald“Mac”MacDonald(RobMcElhenney),CharlieKelly(CharlieDay),DennisReynolds(GlennHowerton),DeeReynolds(KaitlinOlson),andFrankReynolds(DannyDeVito)whoyearnforthepastastheyattempttosurvivein2023.Thisyearalone,Macbattleswithallergiesandlong-distancedating,Charlietakesonhislong-forgottensisters,Dee...