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Kevin, Joe and Nick Jonas will have their "pom poms" up this Sunday for the 2013 Miss USA pageant.  The trio is performing at the competition, and youngest brother Nick is also serving as the night's co-host, along with E!'s Giuliana Rancic. Miss USA air live on NBC starting at 9 p.m. Eastern. 

Meanwhile, the brothers are gearing up for the release of a new single called "First Time."  Nick tweeted on Thursday that it was released early on iTunes for a few hours the night before, but was removed and it's actual release date is now June 25. 

The Jonas Brothers will also be bringing their tour to North America with special guest Karmin, starting July 10th in Chicago.  They have yet to announce an official release date for their album, but it is expected out sometime this year. 

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