Girls' Generation's unit group Taetiseo's member Seohyun showed off her increased beauty.

On September 17, Seohyun posted on SM Town's Twitter, "Taetiseo 'Holler' Showcase" along with two pictures.

In the pictures, Seohyun has a hairpin in her hair while getting ready for the showcase, making cute poses at the camera. Her long, wavy brown hair and her increased beauty caught much attention.

Internet users who saw this commented, "Seohyun is all grown up now," "She's so beautiful," and "I love the song 'Holler'."

Taetiseo made their comeback on September 18 with their new song "Holler".