Piper Palin, left, yawns as her sister, Willow Palin looks over while their mother, Republican vice presidential candidate Alaska Gov. Sarah Palin speaks at a campaign stop in Johnstown, Pa., Saturday, Oct. 11, 2008.
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Piper Palin stands between her mother Republican vice presidential candidate Alaska Gov. Sarah Palin, left, and Democratic vice presidential candidate Sen. Joe Biden, D-Del., following a vice presidential debate at Washington University in St. Louis, Mo., Thursday, Oct. 2, 2008.
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Willow, left, and Piper Palin, right, are seen on stage at a rally with Republican presidential candidate Sen. John McCain, R-Ariz., and their mother, vice presidential running mate Alaska Gov. Sarah Palin, in Media, Pa., Monday, Sept. 22, 2008.
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Republican vice president candidate Alaska Gov. Sarah Palin's daughter Piper, right, and Bristol, holding her brother Trig, listen to Palin speak to supporters during a rally in Anchorage, Alaska, Saturday, Sept. 13, 2008.
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