You've Come a Wrong Way, Baby - S4.E24

Mambo is caught with a cigarette in his mouth; Bernice takes action in Congress. A tobacco company CEO invites her and the family to enjoy the hospitality of the tobacco industry. When Bernice won't change her position, they are put to work picking tobacco. Rescue seems hopeless, until Agnes Delrooney, reveals that she has been hiding out as Grandma-ma all this time. She makes an escape, with Duckman handcuffed to her.