After a summer of learning how to be a better principal, Ava (Janelle James) has implemented a LOT of new rules -- and the teachers find them oppressive. So they enlist Gregory (Tyler James Williams) to take a crack at bringing the old Ava out of new Ava. From the 'Abbott Elementary' season 3 premiere, 'Career Day Part 1 and Career Day Part 2.' Watch 'Abbott Elementary' WEDNESDAYS 9/8c on ABC. Stream on Hulu.