Ben Affleck joined the five-timers membership as host, however departing castmember Invoice Hader stole the convey on “Saturday Night Are living’s” season 38 finale.Hader gave a cinematic sendoff to Stefon, that perennially disturbing scenester kid. All the way through Weekend Update, he faced his general dressing down from Seth Meyers. Stefon had ultimately had enough, and announced he’d met someone else and used to be leaving Meyers. Meyer…