Ned's Newt - Season 3 Episode 10 The Man Who Would Be Flemking
Overview: While Ned's family is at the beach, a message in a bottle washes ashore, from Ned's long-lost Uncle Sandy. Ned and Newton decide to go rescue him, and get swallowed by a whale, encounter sirens, and get caught in a maelstrom before finding him. It turns out that he helped to invent the microchip, and as such, is a multi-billionaire.