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With Alex off at summer camp, Chicago Gadabout Jon Pernisek steps up to council Brad through his terrifying transformation into an exploding Magma Man. We learn about circus technology and secret penguin subterfuge going on at the Museum of Science and Industry. Lora Wimsatt tests our patience with her half-hearted tornado memories and a largely exaggerated turtle rescue that unearths shocking homicidal secrets of the past.