Synopsis

With Underdog laid up in hospital, his inexplicable pain baffling medical professionals, news of his condition reached Riff Raff. He seized upon this as an opportunity to pilfer the Excalibur Sword Collection, currently on display at a San Francisco museum. As darkness settled over the building, Riff and his accomplice, Mooch, emerged from their hiding place, disguised in medieval attire. When Riff attempted to lift the protective casing around the collection, he inadvertently triggered an alarm