Gx2 is a girl group which consist of five members including Jesh, Mica, Nicole, Kim and Ghelz.Each Member role plays the Girls Generation members (Jesh as Yoona, Mica as Seohyun, Nicole as Taeyeon, Kim as Tiffany, and Ghelz as Jessica.) while the other members were covered by them .The group became official on April 20, 2014.