Which performer on the EP "Twinkle" also performed on the Korean stage musical version of "Mamma Mia"?
Girls' Generation-TTS Girls' Generation-TTS (, also known as TTS, TaeTiSeo, or Girls' Generation-TaeTiSeo) is a subgroup of South Korean girl group Girls' Generation, formed by S.M. Entertainment in 2012. It is composed of three Girls' Generation members: Taeyeon, Tiffany, and Seohyun. The group has released three EPs: "Twinkle" (2012), "Holler" (2014), and "Dear Santa" (2015).
Shin Sung-rok Shin Sung-rok (born November 23, 1982) is a South Korean actor. He frequently appears in films and television series, but is better known and active in musical theatre.