Right now, it's Girls' Generation! Tomorrow, it's Girls' Generation! Forever, I'm Sunny! Lee Soon-kyu (이순규) popularly known as Sunny (써니), is a Korean-American singer and entertainer currently based in South Korea. She debuted as a member of girl group Girls' Generation in August 2007, who went on to be one of the best-selling artists in South Korea and one of South Korea's most popular girl groups worldwide. Apart from her group's activities, Sunny has participated in numerous side projects including original soundtracks, television variety shows, musical acting, and radio hosting.