LUXEMBOURG - OCTOBER 19: People sign a giant well-wishers' card for Crown Prince Guillaume of Luxembourg and Countess Stephanie de Lannoy prior to their civil wedding ceremony on October 18, 2012 in Luxembourg, Luxembourg. The 30-year-old hereditary Grand Duke of Luxembourg is the last hereditary Prince in Europe to get married, marrying his 28-year-old Belgian Countess bride in a lavish two-day ceremony. (Photo by Sean Gallup/Getty Images)
