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In a May 23, 2012 file photo Phillip Phillips arrives at the American Idol Finale on in Los Angeles. At this year's July Fourth celebration on the National Mall in Washington, D.C., Phillips will make his comeback performance following kidney surgery, organizers say. (AP Photo by Jordan Strauss/Invision/AP)

Associated Press
In a May 23, 2012 file photo Phillip Phillips arrives at the American Idol Finale on in Los Angeles.  At this year's July Fourth celebration on the National Mall in Washington, D.C., Phillips will make his comeback performance following kidney surgery, organizers say.  (AP Photo by Jordan Strauss/Invision/AP)
In a May 23, 2012 file photo Phillip Phillips arrives at the American Idol Finale on in Los Angeles. At this year's July Fourth celebration on the National Mall in Washington, D.C., Phillips will make his comeback performance following kidney surgery, organizers say. (AP Photo by Jordan Strauss/Invision/AP)
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