Actress Ko So Young attended designer Ralph Lauren's Royal Marsden Gala Dinner in U. K. Hosted by the royal family, the Marsden gala dinner was a philanthropic work of designer Ralph Lauren with his partnership with The Royal Marsden. Fashion magazine Elle Korea will share the pictures of actress Ko So Young and the behind stories on the July issue of Elle Korea. International actors and actresses were invited for the Marsden gala dinner, which was celebrated at Windsor Castle. The Duke of Cambridge also joined in and welcomed the celebrities around the world. Actress Ko So Young represented Korea for the Marsden gala dinner. She has been doing various charity works to improve the rights for single mothers in Korea. She filmed a documentary called 'Mother's Dream' with MBC in December of 2013.