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Grandma Cora comes to visit, but the trip takes a turn for the worse when she gets mugged. Cora feels very scared; Mork thinks up a plan to get even with the muggers.
First Air Date : Sep 14, 1978
Last Air date : May 27, 1982
Episode : 95 Episode
Season : 4 Season
Runtime: 30:14 minutes
Studio: ABC
Country: United States of America