girl sub-unit#5 sub-unit on Spotify

Girls' Generation-TTS

소녀시대-태티서

Debut:April 29, 2012

Company:SM Entertainment

About

Girls' Generation-TTS (Korean: 소녀시대-태티서, also known as TTS, TaeTiSeo, or Girls' Generation-TaeTiSeo) is the first sub-unit of South Korean girl group Girls' Generation, formed by SM Entertainment in 2012. It is composed of three Girls' Generation members: Taeyeon, Tiffany, and Seohyun. The sub-group has released three extended plays: Twinkle, Holler, and Dear Santa.

Source:Wikipedia(provided under the terms of theCreative Commons BY-SA license)