|"There are plenty of eye-witness accounts. Just because you're so narrow-minded you need to have everything shoved under your nose before you–"
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In 1996, Fred and George Weasley repackage their Love Potion as perfumes or cough potions so that they could be smuggled into Hogwarts, as Filch had put a ban on all Weasleys' Wizard Wheezes products the previous year.
- Harry Potter and the Half-Blood Prince (First mentioned)