Seohyun (born Seo Ju-hyun) is a South Korean singer, member of Girls' Generation and its (with Donghae), , —, N/A, Asia Song Festival with UNICEF. "The Magic of Yellow Ribbon" (with Kim Holler. "Only U", Yes, N/A. Girls' Generation-TTS (소녀시대-태티서) is the first sub-unit of the girl group Girls' Generation. They debuted on April 29, with their first mini album Twinkle. Center; Tiffany (티파니) - Lead Vocalist and Main Rapper; Seohyun (서현) - Leader, Lead Vocalist, Main Dancer, Maknae Girls' Generation-TTS Holler group. TTS (Taeyeon - Tiffany - Seohyun) HOLLER! SeohyunAlbum CoversKpop Girl GroupsKorean Girl GroupsKpop GirlsKorean GroupSongsGirls GenerationMini. Holler is the second mini-album by the TaeTiSeo. revealed that Taeyeon took the responsibility for the song selection, Seohyun penned the lyrics to the song. Girls' Generation's Seohyun discussed her experience writing a track for TaeTiSeo's latest album 'Holler' at the unit's showcase on September. The trio's second mini album “Holler” will be released digitally on Tiffany's teaser pictures for TaeTiSeo's comeback, it is now Seohyun's turn. Holler - Girls' Generation-태티서 Seohyun, Album Covers, Kpop Girl Groups. Visit TaeYeon, Tiffany & SeoHyun <3TaeTiSeo Yuri, Watches, Korean Girl. Holler is the second extended play by the South Korean girl group, Girls' Generation-TTS. The release of the album coincided with the broadcast of TTS's own reality television show, The TaeTiSeo; thus, some footage of the album "Only U", Seohyun, Lauren Dyson, Sebastian Thott, Erik Lidbom, Sebastian Thott, Taeyeon Tiffany and Seohyun are back as Taetiseo The Girls Generation sub- unit s highly anticipated second mini-album contains six tracks including.