Read MoreEvery four years at noon on Jan. 20, whoever is elected president takes the oath of office for a four-year term during a U.S. Capitol ceremony that includes a luncheon, followed by a parade and the president and first lady dancing at the ballsEvery four years at noon on Jan. 20, whoever is elected president takes the oath of office for a four-year term during a U.S. Capitol ceremony that includes a luncheon, followed by a parade and the president and first lady dancing at the balls