She’s the sixth most-followed person on Twitter, just beating out Twitter early-adopter Ashton Kutcher. And Katy Perry (@Katy Perry) is using her Twitter fame in her offline life now, too: she’s bringing out giant “Twitter jumbotrons” during her live concerts to display tweets and twitpics from her fans to get them amped up about the show. So if you’ve got tickets to see Perry any time soon, start brainstorming an ultra-witty tweet or two – they just might be seen by tens of thousands of people.
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