Charlotte Green had just introduced an item about the oldest known recording of the human voice on the Radio 4 Today programme's 8am news bulletin. As the recording of a woman singing the French song Clair de Lune, made in 1860, played, somebody in the studio apparently whispered in her ear that it sounded like a bee buzzing in a bottle. The result was an uncontrollable fit of the giggles as Ms Green struggled to make it to end of the next item - a report about the death of the Hollywood screenwriter Abby Mann."

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