birdie@yrbuddybirdiethis article explains he has an autoimmune disorder and has been consistently masking even on sets where no one else ishollywoodreporter.comBill Hader Created a Killer to CopeHow the 'Barry' star went from anxiety-prone 'SNL' breakout ("full-blown panic attacks, crying, the whole thing") to HBO’s in-control assassin auteur.5:47 AM · Sep 13, 202215 Retweets1 Quote249 Likes27 Bookmarks