Which one doesn't belong?

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[And please, try not to be too shocked or alarmed, by the change in Obama's appearance (yeah, I had to do a double take also). Unconfirmed reports are that the President has contracted an advanced case, of a rare, rapid form of vitiligo (you heard it here first! Stay tuned to Anechoic Room, for more late breaking reports, on what condition the President's condition is in)].