Couples wait to register for marriage in Changchun, capital of northeast China's Jilin Province, Dec. 12, 2012. Young couples across the country rushed to get married on Dec, 12, 2012, or 12/12/12, hoping that the "triple 12 day" will bring them good luck. In Chinese, the number 12 is pronounced like "Yao Ai", meaning "To Love" in English. [Xinhua]