Since then the sky has been the limit for the Jonas Brothers, who are set to release their third album
A Little Bit Longer in August 2008. So far, the Jonas Brothers have starred in one wildly successful Disney Channel movie,
Camp Rock, and have plans to star in another. In addition to the Camp Rock sequel, the Jonas Brothers have signed to do a number of other projects with Disney, including a 3-D Concert movie, a book, and two television series. If you hadn't yet heard of the Jonas Brothers, get acquainted - it looks like they’re gonna be around for awhile.
From Lastfm:Jonas Brothers are an American pop band. Hailing from New Jersey, the band consists of three brothers: Kevin Jonas, Joe Jonas and Nick Jonas.
From Wikipedia:The Jonas Brothers are an American pop boy band. The band gained its popularity from the Disney Channel children's television network. From the shore region of New Jersey, the band consists of three brothers: Paul Kevin Jonas II (Kevin Jonas), Joseph Adam Jonas (Joe Jonas), and Nicholas Jerry Jonas (Nick Jonas). In the summer of 2008, they starred in the Disney Channel Original Movie Camp Rock. The band has released four albums: It's About Time, Jonas Brothers, A Little Bit Longer, and Lines, Vines and Trying Times. In 2008, the group was nominated for the Best New Artist award at the 51st Grammy Awards and won the award for Breakthrough Artist at the American Music Awards. As of May 2009, before the release of Lines, Vines and Trying Times, they have sold over eight million albums worldwide.