Emma, a 17 year-old model, sits on a hot air balloon as she wears the wedding dress with the longest tail in the world during a Guinness World Record attempt in Bucharest, March 20, 2012. The 2,750 meter long train broke a previous record of 2,488 meters. It is made of 4,700 meters of material using 1,857 needles, taking 100 days to made. [Photo/Agencies]