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If you've ever wondered "why", then this is the hour for you. Sometimes simple, sometimes intelligent, but almost always entertaining, probably the best hour of radio you could ever download!
Based on 6 episodes we listened to · September 2026
Listener questions become collaborative explanations, with James O'Brien using informed callers, open reasoning, and humor to make everyday mysteries stick.
James O'Brien turns listener questions into lively public problem-solving, inviting callers to supply explanations while he tests what they know with curiosity and quick humor.
A balcony pigeon becomes a dinner question; James O'Brien gives your stray thoughts somewhere to land.
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Short reviews from the PlayNext desk, based on the episodes we processed.
A question about Easter eggs opens onto moving dates, older festivals, and why Good Friday has to land on a Friday.
James O'Brien's Mystery Hour uses Easter's shifting date and the familiar eggs-and-rabbits puzzle as a tidy way into calendar logic and festive folklore.
A flamingo question turns everyday certainty into a funny, open-ended investigation.
James O'Brien's Mystery Hour takes a pink flamingo in a Wimbledon garden and turns it into a crisp little test of what people think they know.
A forgotten start opens into a loose, curious hour of phrases, jokes and live uncertainty.
James O'Brien's Mystery Hour opens with the presenter admitting he has forgotten the programme is happening, a small stumble that neatly frames the episode's appeal.
A gritter wagon sparks a sharp, funny question about why preparedness can look wasteful until it is needed.
Mystery Hour turns a gritter wagon into a neat lesson in public economics. Jim explains why cars hang back, says he works solo, and leaves James O'Brien weighing the odd logic of council equipment that can sit unused for years, then suddenly become indispensable when the weather…
A call-in hour where a dog's bamboo panic gets the same curious attention as millionaire status.
James O'Brien's Mystery Hour turns curiosity into a shared public habit, moving easily from a dog's strange response to bamboo to the idea of what counts as a millionaire in countries with lower-value currencies. The charm is in the equal weight given to each question.
A live hour where mountains, packaging rules, and a studio aside all earn their place.
Mystery Hour leans into what it does best here, taking a caller's question about mountains and giving it James O'Brien's familiar mix of probing and dry impatience.
A smell puzzle and a drill problem give ordinary curiosity a brisk, self-aware airing.
James O'Brien's Mystery Hour settles into the familiar rhythm of questions and answers, with the host underlining that the exchange itself is where the charm sits.
A dry call-in puzzle show that treats small questions with real care.
James O'Brien's Mystery Hour is at its best when it takes a small question and refuses to treat it as small. Here, the conversation starts with bones and calories, then turns into a plain but satisfying explanation of why steam can look solid even when it is not.
Héctor and Beto dissect Mexican grammar, slang, and news in native-speed Spanish conversations.
Small habit changes meet hands-on AI experiments.
James O'Brien hosts Mystery Hour, where callers pose quirky questions like why rich tea biscuits soften faster in cold tea and why sneezes can smell like cinnamon, with experts providing scientific and humorous answers.
James O'Brien hosts Mystery Hour, where callers pose quirky questions like whether cat whiskers grow with weight gain and why holiday drinks taste better, with answers ranging from linguistic insights to scientific explanations in a light-hearted, educational format.
James O'Brien hosts Mystery Hour, fielding quirky listener questions on topics like pub bells, horse gender identification, and Downing Street history.
James O'Brien hosts Mystery Hour, where listeners call in with curious questions and experts provide answers.
James O'Brien hosts Mystery Hour, where callers ask quirky questions and others provide answers.
James O'Brien hosts Mystery Hour, where callers pose quirky questions like harnessing ocean pressure energy and why some animals defecate on the move.
James O'Brien hosts Mystery Hour, where callers pose quirky questions ranging from sun cream efficacy and phone data privacy to ant communication and insulin science.
James O'Brien hosts Mystery Hour, answering listener questions on topics like hospital gown design, swimming pool myths, breakfast habits, and flat weight limits, with expert callers providing insights and personal anecdotes in an engaging, educational format.
James O'Brien hosts Mystery Hour, where callers pose questions like the origin of piggy banks, whether dogs like music, and why sloths move slowly, with answers ranging from historical trivia to scientific explanations.
James O'Brien hosts Mystery Hour, where listeners call in with quirky questions ranging from car dealership logistics and Weetabix packaging exemptions to mole behavior and catnip effects on big cats.
James O'Brien hosts Mystery Hour, where callers pose quirky questions like why ferrets are included in pet travel laws, how to measure banana calories accurately, and the origins of dragon myths.
James O'Brien hosts Mystery Hour, where listeners call in with quirky questions ranging from baby sleep patterns and Easter egg packaging to American voice registers and hair growth in hot climates.
James O'Brien's Mystery Hour on LBC opens with Gordon asking where Easter eggs and bunnies come from, and James links the symbol to older festivals.
James O'Brien's Mystery Hour on LBC opens with listener questions about bridges, birds, brain surgery, pensions, pickled cucumbers, blood groups, and flamingos.
James O'Brien opens LBC's Mystery Hour four minutes after 12, says he had forgotten it was Thursday, and invites calls to 0345 60609 73.
James O'Brien opens LBC's Mystery Hour as the first show of 2025 and moves straight into questions about shells on beaches, gritters, petrol prices, Napoleon, and seedless grapes.
James O'Brien's Mystery Hour on LBC runs through listener questions about trainer lace lengths, one human species, millionaire equivalents, and crane assembly.
James O'Brien hosts a comedic call-in segment where listeners pose questions and others provide answers, with humorous banter and a board game prize.
James O'Brien hosts a weekly radio segment where listeners call in with curious questions and others provide answers, blending humor and trivia.
James O'Brien hosts a call-in segment where listeners ask and answer quirky questions, with a lighthearted and humorous tone.
James O'Brien hosts a humorous call-in show where listeners pose questions and others provide answers, with a focus on entertainment and laughter.