HANOVER, NH - OCTOBER 11: (L-R) Jon Huntsman, U.S. Rep. Michele Bachmann (R-MN), Texas Gov. Rick Perry, Herman Cain and Mitt Romney laugh during the Republican Presidential debate hosted by Bloomberg and the Washington Post on October 11, 2011 at Dartmouth College in Hanover, New Hampshire.

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If he decides to enter the GOP presidential race, New Jersey Gov. Chris Christie could learn a few things from fellow Gov. Rick Perry's troubles on the campaign trail.

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Campaign posters are seen in a snowbank outside a polling place in January 2008 in Manchester, N.H. Mario Tama/Getty Images hide caption

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