It's a known fact that Usher discovered Justin Bieber. In related news, millions of girls around the world should thank Usher.
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This is a cute shot of Justin Bieber at the 2010 Wango Tango concert. He later performed at the May 2010 event.
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Courtenay Semel is not exactly an A-list celebrity. But she still finagled an invite to the 2010 Wango Tango concert.
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We guess Roxy Olin is considered a celebrity in this day and age. That's very sad.
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Justin Gaston formerly dated Miley Cyrus. He still shows up for red carpet events, though, such as the Wango Tango concert in Los Angeles.
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Ryan Seacrest looks smooth and handsome on the red carpet of the Wango Tango concert. He works for KISS FM, who sponsored the event.
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Ashley Greene showed up at the KISS FM Wango Tango concert. She didn't play any songs. She just watched the show.
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Kendall Jenner wants to follow in the footsteps of Kim Kardashian. We think that's a terrible idea.
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