Mighty Express Season 4 Episode 3 - Volcano Kablamo / Brock's Rock-in Penguins Episode Title: Volcano Kablamo / Brock's Rock-in Penguins Episode Description: Volcano Kablamo:Milo helps Jaden make a model volcano for the science fair, but even with Nate's help in transporting it they run into a large number of hiccups en route, including a premature press of the eruption button, launching a race against time before the model begins its eruption. Brock's Rock-in Penguins:Flicker, Rocky and Snowball uncover a glowing crystal at Pointy Peak Station while playing hacky sack, and Brock is given the job of transporting it to Museum Station. Unfortunately, Snowball and a few other penguins aren't making his journey easy.