Today we discuss the murder/mystery story from Series 4. Donna wields a magnifying glass, while the Doctor pigs out on anchovies. Is this grim tale too silly for us, or do we enjoy the way the Doctor remembers when he rescues Charlamagne. Agatha Christie should be proud, and don't forget to listen to the end theme as we come back on with a few last words, none of which are Jeremy's!
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