MADRID, SPAIN - APRIL 25:(L-R) Spanish Infanta Cristina , Spanish Queen Sofia, Qatar's Emir Sheikh Hamad bin Khalifa al-Thani, Spanish King Juan Carlos, Qatar's Sheikha Mozah Bint Nasser al-Missned, Spanish Crown Prince Felipe and Spain's Princess Letizia pose before a private lunch at Zarzuela palace in Madrid April 25, 2011. Qatar's Emir Sheikh Hamad bin Khalifa al-Thani and his wife Sheikha Mozah Bint Nasser al-Missned are in Spain on official visit.