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James O’Brien’s Mystery Hour
PodcastComedyEnglish

James O’Brien’s Mystery Hour

NewHow to stop pesto going mouldy?November 13, 2026 · 49 min
Episodes
626
Released
weekly
Latest episode
Nov 13, 2026

About the podcast

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! For exclusive content and ad-free episodes of all James' podcasts, subscribe to James O'Brien Plus! You can find out more and sign up here: https://jamesobrienplus.com. You can email the show and get involved at any time [email protected]. If you're a subscriber, email [email protected]. For advertising opportunities on this podcast, email: [email protected]

Episodes 626

  1. How to stop pesto going mouldy?

    49 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  2. Why does my hair look grey?

    50 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  3. You never see a seagull in a tree?

    46 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  4. Welcome to James O'Brien Plus

    1 min

    James O’Brien Plus is your one-stop shop for everything James O’Brien.For £4.99 a month, enjoy all four of James’s podcasts ad-free, plus exclusive bonus episodes and a bi-weekly newsletter.Every Wednesday, get …

    Show notes

    James O’Brien Plus is your one-stop shop for everything James O’Brien.

    For £4.99 a month, enjoy all four of James’s podcasts ad-free, plus exclusive bonus episodes and a bi-weekly newsletter.

    Every Wednesday, get a new episode of Ask James Anything, where you can put your questions directly to James. Politics, films, music, food, video games, Halloween parties - nothing is off limits.

    Then, on the last Monday of every month, catch James Reacts, as James revisits some of the funniest, most viral and most outrageous moments from his years on LBC, alongside stories from the month’s news cycle that he didn’t get to discuss on air.

    Plus, every other Friday, receive The Life O’Brien - James’s bespoke newsletter, delivered to your inbox for your weekend reading.

    That’s a lot of James for £4.99.

    To submit a question, email [email protected] or send a message or voice note to 07879 809 731.

    Start your seven-day free trial now on Global Player by selecting any of James’s podcasts.

    James O’Brien Plus is a Global production.

  5. My dogs' strange relationship with the butchers?

    50 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  6. Isn't this a motoring question?

    47 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  7. Why is three the magic number?

    46 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  8. How did ancient buildings end up buried?

    47 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  9. Who's filtering these callers?

    50 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  10. What makes a crisp a crisp?

    48 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  11. I've got to smell my dog's paws

    49 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  12. What's the point of bay leaves?

    50 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  13. Smallest living thing in the human body?

    50 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  14. Why can we smell rain before it falls?

    45 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  15. Why does posh slang stay the same?

    48 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  16. Walking around in a see-through dress?

    48 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  17. Harmonica making my dog howl

    48 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  18. Do crabs have a dominant claw?

    51 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  19. Are my polished nails suffocating?

    49 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  20. Do birds herd sheep?

    48 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  21. Ducks in the sea?

    46 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  22. Can mosquitoes get drunk?

    49 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  23. Why is popcorn a cinema snack?

    48 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  24. How do football commentators remember players?

    49 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  25. When did people start Mexican waving?

    50 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  26. Why are slugs coming for my dishwasher?

    48 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  27. Why has my bagel got a hole in it?

    47 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  28. What colour is his ball?

    49 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  29. Why is the luggage all over the place?

    50 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

  30. Easter eggs: what's all that about?

    46 min

    This is a catch-up version of James O'Brien's Mystery Hour. To join the game, call 0345 60 60 973, Thursdays at 12pm.

These are the latest 40 of 626 episodes. You’ll find older episodes in the podcast’s feed.

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