"The Invisible Mork" is the fifteenth episode of the Mork and Mindy portion of The Mork and Mindy/Laverne and Shirley/Fonz Hour. It originally aired on ABC on November 13, 1982. It is inspired by the 1897 novel by H.G. Wells The Invisible Man and its previous adaptations to other media.
Brutish neanderthal Rocky insists he is going steady with Mindy, so Mork challenges him to a wrestling match for Mindy's honor. But when Mork makes himself a power shake, he discovers an Orkan allergy to strawberries makes him turn invisible, but he turns the allergy to his advantage.