If you've been anywhere near the internet this morning,Secretive Boarding House you'll probably have been caught up in the surge of Harry Potter-based excitement coursing through social media.
SEE ALSO: There's an easter egg when you post or comment about Harry Potter on FacebookThe reason? It was exactly 20 years ago today that the Philosopher's Stonewas first published, and one of the world's most magical book series was born.
Throughout the morning, many people have shared their own tributes and memories of the books.
And just before midday, J.K. Rowling herself joined them.
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Pretty much everyone had the same response.
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Happy 20-year Harry Potteranniversary!
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Topics Books Harry Potter JK Rowling X/Twitter