The song "Gashina" was recorded by a South Korea singer that was a member of what group in 2007?
Sunmi Lee Sun-mi (born May 2, 1992), referred to as Sunmi, is a South Korean singer. She debuted in 2007 as a member of South Korean girl group Wonder Girls and left from the group in January 2010 to pursue her academic career.
Kwon Nara Kwon Na-ra, known by her stage name Nara, is a South Korean singer and originating member of the South Korean girl group Hello Venus. She also featured in the television series "Suspicious Partner" (2017).