Mike Huckabee

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Mike Huckabee promises "no 'gotcha' stuff" when he hosts a live forum Saturday night for six of the Republican presidential candidates. (Associated Press)

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** FILE ** In this March 28, 2011, file photo, former Arkansas Gov. Mike Huckabee speaks at Mississippi College in Clinton, Miss. (AP Photo/Rogelio V. Solis, File)

** FILE ** This Feb. 24, 2011, file photo shows former Arkansas Gov. Mike Huckabee in Washington. Huckabee's decision on whether to move toward another run for president -- which he'll announce on his television show Saturday night, May 14, 2011 -- may come down to whether he's willing to cut back those revenue streams to put his political career first again. (AP Photo/Alex Brandon, File)

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Former Arkansas Gov. Mike Huckabee (left) says that congressional lame ducks "are acting more like chickens with their heads cut off."

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** FILE ** Former Arkansas Gov. Mike Huckabee speaks to the Values Voter Summit, sponsored by the Family Research Council, on Friday, Sept. 17, 2010, in Washington. (AP Photo/Jacquelyn Martin)

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Jim Bob Duggar and his family listen as former Arkansas Gov. Mike Huckabee speaks to the Values Voter Summit, held by the Family Research Council Action, Friday, Sept. 17, 2010, in Washington. (AP Photo/Jacquelyn Martin)