'Burnin' Up,' Jonas Brothers

Laugh all you want, but the Jo Bros actually have more in common with the Beatles than the Monkees. Before they were teen sensations, they were a struggling working band who were rejected by a major label. They also write their own songs, and they struck gold with 'Burnin' Up,' a wicked catchy little number that could be heard piping out of minivans -- and on more subway iPods than most of us would care to admit.

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