"Rita looked as though she would have liked nothing better than to seize the paper umbrella sticking out of Hermione's drink and thrust it up her nose."

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As for the fact that Malfoy, Crabbe, and Goyle apeared to be going their different ways when they were usually inseparable, these things happened as people got older--Ron and Hermione, Harry reflected sadly, were living proof.

— J. K. Rowling