''Wingardium Leviosa''
In this magical edition of Dave's World, Dave showed us how Siri on an iPhone can react to certain commands. Siri can belt out a verse or two to Queen's 'Bohemian Rhapsody' or tell you a terrible knock knock joke.
But the coolest thing, that certainly blew Pamela Joyce's mind, is that Siri can transform your phone into a wand by reacting to commands from everyone's favourite movie - Harry Potter.
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