Can’t they just get along? There wouldn’t be much of a show if the Emmy-winning Hacks didn’t put obstacles between comedy legend Deborah Vance and her defiantly progressive and long-suffering writing partner Ava (a resilient and resourceful Hannah Einbinder). Their generational differences and conflicting attitudes provide an endless well of barbed humor, but never have these frenemies been at such odds as when the brilliant fourth season begins. If looks could kill, Deborah would be on murderers’ row as she snarls at Ava, who resorted to blackmail to get the head writer’s job she was promised on the late-night TV show both fought so hard to attain. This is Deborah’s dream, and she’s not about to let this “ginger Judas” spoil it. Their conflict becomes apparent to all, escalating to hilariously nasty pranks and less amusingly overt hostility, alarming ...