First sons and daughters

President elect Barack Obama waves to supporters along with his wife Michelle and daughters Malia and Sasha during an election night gathering in Grant Park on November 4, 2008 in Chicago, Illinois.

President Obama celebrates with first lady Michelle (left) and daughters Sasha and Malia (right) after speaking at the final night of the Democratic National Convention in Charlotte, North Carolina, on Sept. 6, 2012.

President George W. Bush’s daughter Barbara Bush (left) and her fraternal twin sister Jenna introduce their mother, Laura Bush, during the Republican National Convention at Madison Square Garden in New York City on Sept. 2, 2004.

Fraternal twin sisters Jenna Bush Hager (left) and Barbara Bush, the daughters of President George W. Bush, attend the Couture Council of the Museum at FIT on September 5, 2012 at Lincoln Center in New York City.

Jenna Bush Hager, daughter of President George W. Bush, became a contributing correspondent for TODAY in September 2009, where she covers a variety of topics.

Chelsea Clinton holds hands with her mother, first lady Hillary Clinton, and father, President Bill Clinton, as they depart for vacation across the White House lawn in August 1998. Also enjoying the walk is presidential pet Buddy.

First daughter Chelsea Clinton gets some fatherly support from her dad, President Bill Clinton, at the White House in 1993.

Chelsea Clinton, daughter of President Bill Clinton, joined NBC News in 2011 where she reports for "Nightly News" and often contributes to their "Making a Difference" series. Clinton also reports for the newsmagazine "Rock Center."

President George H.W. Bush and first lady Barbara Bush are likely to get little rest as they share a bedroom get-together with their grandchildren in 1990: from left, Pierce; twins Barbara and Jenna (in bed); Marshall; Jeb. Jr., and Sam LeBlond.

President Ronald Reagan poses for a photo with first lady Nancy Reagan and their family at Rancho del Cielo near Santa Barbara, California, on November 28, 1985.

Michael Reagan, son of President Ronald Reagan, speaks at a campaign rally for Republican presidential candidate, former Speaker of the House Newt Gingrich, who listens with his wife Callista at the Hyatt Regency Jacksonville Riverfront hotel January 30, 2012 in Jacksonville, Florida.

Amy Carter, daughter of President Jimmy Carter, seems less than eager as she walks by a group of reporters and photographers at Thaddeus Stevens School in Washington, D.C. for her first day of classes in January 1977. She was escorted by first lady Rosalynn Carter and Secret Service agents.

In the Oval Office in 1978, President Jimmy Carter takes daughter Amy into his lap for a fatherly talk.

First lady Betty Ford comforts her son John ("Jack") Ford as the family gathers in the Oval Office following the President Gerald Ford's concession of the 1976 presidential election to his Democratic opponent, Jimmy Carter on November 3, 1976. Pictured from left to right are the president’s sons Steven Ford and John Ford; Betty Ford; President Gerald Ford; his daughter Susan Ford; his daughter-in-law Gayle Ford; and her husband Michael Ford.

In white tie and tails, President Gerald R. Ford jokes with his daughter Susan prior to a diplomatic reception on Oct. 5, 1974. First lady Betty Ford could not attend the event due to mastectomy surgery.

Susan Ford Bales, daughter of President Gerald Ford, arrives at the 6th Annual MusiCares MAP Fund Benefit Concert at Club Nokia on May 7, 2010 in Los Angeles, California. Ford Bales is a former chairman of the board of the Betty Ford Center for alcohol and drug abuse.

From left, President Nixon’s daughter Julie Nixon Eisenhower; her husband, David Eisenhower; Betty Ford, and Vice President Gerald R. Ford watch President Nixon's helicopter take off from the White House lawn moments after Nixon's resignation, August 9, 1974. Ford stepped into the office as president that day.

Julie Nixon Eisenhower, youngest daughter of President Richard Nixon and wife to President Dwight Eisdenhower's grandson David, speaks at the China Institute Annual Benefit Gala at the Mandarin Oriental Hotel June 15, 2005 in New York City.

President Richard Nixon dances with his daughter, Tricia, during her June 12, 1971 wedding reception at the White House.

The oldest daughter of President Richard Nixon, Patricia "Tricia" Nixon Cox, introduces U.S. Secretary of State Hillary Clinton at the United States Institute of Peace "The Week That Changed the World," to mark the 40th anniversary of her father's trip to China and to discuss the future of U.S.-China relations on March 7, 2012.

With the Washington Monument as backdrop, President Lyndon B. Johnson’s daughter Lucy Baines Johnson enjoys a cheerful moment outside the White House in 1964.

President Lyndon B. Johnson enjoys some family time with daughters Lucy Baines Johnson (left) and Lynda Bird Johnson (right) on March 1, 1964.

Luci Baines Johnson (left) and her sister, Lynda Johnson Robb, talk during ceremonies to commemorate the 100th birthday of their father, President Lyndon B. Johnson at the family cemetery on the LBJ Ranch, located near Stonewall, Texas on Aug. 27, 2008.

John Kennedy Jr. seems to be playing secret advisor to his dad, President John F. Kennedy, in the Oval Office in October 1963.

President Kennedy walks hand-in-hand with his daughter at the White House, but it appears Caroline would rather skip the cracks between the paving stones, March 17, 1961.

Caroline Kennedy, oldest child of President John F. Kennedy, walks on stage during the final day of the Democratic National Convention at Time Warner Cable Arena on September 6, 2012 in Charlotte, North Carolina.