Following nationwide open casting calls and over 20,000 applicants, the first lucky individuals - Caroline, Catherine and Dan - were chosen for the once-in-a-lifetime chance to participate in "Extreme Makeover." The series of self-contained, one-hour episodes -- which will each feature people in their "before" phase, then as they undergo their various procedures and, finally, when the end results are revealed to their families and friends -- premieres on a new day and time, Thursday, September 18 (9-10 PM ET), on the ABC Television Network.

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