‘American Idol’: Formerly homeless singer blows Katy Perry away with judge’s own song - USA TODAY

"American Idol" reminded this week that it doesn't matter where you come from — so long as you have what it takes to become a star.

On "American Idol," it doesn't matter where you come from — so long as you have what it takes to become a star. That theme rang true on Sunday night's episode, which saw several contestants who pers… [+3837 chars]

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