THE SOUND IMPROVES AT 4:01 Raw behind the scenes footage from the filming of Dudley's birthday for Harry Potter and the Philosopher's Stone / Harry Potter and the Sorcerer's Stone. This shoot was completed on a set at Leavesden Studios in Hertfordshire, England. Featuring Daniel Radcliffe, Rupert Grint, Emma Watson, director Chris Columbus, producer David Heyman. This footage is available elsewhere on YouTube. I do not know the original source. Subscribe for more enthralling Harry Potter content.
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