Girls Day Hyeri will be making her acting debut in SBS drama "Father and Daughter". She has been added to the cast of the upcoming drama and she will be playing the role of Jang Mi Hyun as a high school student and youngest member of the family in the show.

Her agency said, "Hyeri will be acting as a high school girl as the youngest daughter among the four daughters. She is the most understanding and mature daughter. This is her first time to act on a drama but we are positive she will have good results". 

The drama also has veteran actors and actresses in it, Yoo Da In, Park Yoon Jae, Yoon Jung Hee and Lim Chae Moo are some of the actors and actresses who are part of the cast in drama. The show will have it's first episode aired this coming April 21. Meanwhile, Hyeri along with Girls Day are preparing for their new album and make their comeback this April.

Source