K-pop girl group Apink posted a photo of their youngest member Hayoung on its official Facebook account in celebration of her birthday on Sunday.

They wrote a caption for the photo, which read, “Today is Apink’s Hayoung’s birthday. Wish her a happy birthday.”

In the photo carrying the phrase “Happy Birthday,” Hayoung looks innocent and natural in a white sleeveless dress.

By Lee Hye-won (hyewonlee@heraldcorp.com)