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**ALL ROUND PICTURES FROM SOLARPIX.COM**.**SYNDICATION RIGHTS FOR UK, SPAIN, PORTUGAL, AUSTRALIA, S.AFRICA & DUBAI (U.A.E) ONLY**.Britney Spears sent US fans into a rage as she refused once again to perform her new single Womanizer live, sparking an angry internet backlash. Britney performed a Circus Show on ABC's Good Morning America for Her Birthday on December 2, 2008  called Big Apple Circus at Lincoln Center, New York City, NY, USA.JOB REF:  6068   PHZ    DATE:  02.12.08.**MUST CREDIT SOLARPIX.COM OR DOUBLE FEE WILL BE CHARGED* *UNDER NO CIRCUMSTANCES IS THIS IMAGE TO BE REPRODUCED FOR ANY ONLINE EDITION WITHOUT PRIOR PERMISSION*