The daft duo present a post-apocalyptic gameshow and there's the world's worst doorbell.
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Discover the true purpose of the Giant Death Ray and meet an offensive superhero.
David and Robert find themselves in an awkward situation with the Queen.
A melon is found to contain the secret of the universe.
Meet the pair of cellists who want to build an airport.
A giant evil robot causes chaos and the tin-opener is invented, but there are no tins.