Girl group KARA's member Heo Youngji reminded her fans to watch "Happy Together."

On December 25, Heo Youngji posted on her Twitter, "Christmas card that I made with my sister. Everyone have a merry Christmas."

Then she continued, "And don't forget to watch Christmas special 'Happy Together' tonight with Youngji."

In the picture, Heo Youngji is holding a Christmas card and is smiling brightly.

Heo Youngji appeared on KBS "Happy Together" on December 25 as a guest.