Question: Which performer on the EP "Twinkle" also performed on the Korean stage musical version of "Mamma Mia"?
Sentence (from "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.
Relevant evidence: No