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WASHINGTON - JANUARY 6: President George W. Bush, first lady Laura Bush, former first lady Barbara Bush and former President George H.W. Bush sit surrounded by family in the Red Room of the White House January 6, 2005 in Washington, DC. Friends and family joined former President Bush and Barbara Bush in celebrating their 60th wedding anniversary at a dinner. Also pictured are: (L to R) Georgia Grace Koch, Margaret Bush, Walker Bush, Marvin Bush, Jenna Bush, Doro Koch, Barbara Bush, Robert P. Koch, Pierce M. Bush, Maria Bush, Neil Bush, Ashley Bush, Sam LeBlond, Robert Koch, Nancy Ellis LeBlond, John Ellis Bush, Jr., Florida Gov. John Ellis "Jeb" Bush, Mandi Bush, George P. Bush, and Columba Bush. (Photo by Eric Draper/White House via Getty Images)

WASHINGTON - JANUARY 6:  President George W. Bush, first lady Laura Bush, former first lady Barbara Bush and former President George H.W. Bush sit surrounded by family in the Red Room of the White House January 6, 2005 in Washington, DC. Friends and family joined former President Bush and Barbara Bush in celebrating their 60th wedding anniversary at a dinner. Also pictured are:  (L to R) Georgia Grace Koch, Margaret Bush, Walker Bush, Marvin Bush, Jenna Bush, Doro Koch, Barbara Bush, Robert P. Koch, Pierce M. Bush, Maria Bush, Neil Bush, Ashley Bush, Sam LeBlond, Robert Koch, Nancy Ellis LeBlond, John Ellis Bush, Jr., Florida Gov. John Ellis "Jeb" Bush, Mandi Bush, George P. Bush, and Columba Bush.  (Photo by Eric Draper/White House via Getty Images)