It’s kind of wild when you think about it, but the kids in the Harry Potter movies’ cast spent much of their upbringing on the set of the eight-film series. You can see the fruits of their labor (soon alongside the Harry Potter TV show as well), but some of their best memories happened when the cameras weren’t rolling. The actors who played the Weasley twins in the movies just shared one funny moment they had with J.K. Rowling that sounds like it freaked them out at the time.

James and Oliver Phelps played Fred and George Weasley in all of the Harry Potter movies from the ages of 14 to 24. As the twins just recalled to The New York Post , there was a lot of “waiting around’ on the sets of the large-scale fantasy films. One time, the brothers got into some real tomfoole

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